Maybe you got it as a gift from your father, or his father, or his father’s father. So wherever the blade touches the handle (the two stop pin contacts- opened and closed, and the lock), leave a bit of extra space- say 1 or 2 mm. Because poor workmanship may cause more damage in future, So stay alert! Lay the knife out on your piece of cardboard and roughly trace around the blade and as much of the handle as you want to cover with your sheath. I suggest using inkscape for the drawings, although if your hands are good, drawing works as well. For a general idea of what goes into knifemaking this book is about average for the "let's write a book for our fans who aspire to make their own" book. With the drill or drill press, make holes along the outline you traced. After this, de-burr and assemble it again. 2. If you want shinier you have to go higher, I find 600 is usually enough for a hand finish, if you use precious metals then you have to go to 3000 for that mirror polish. Maybe you got it as a gift from your father, or his father, or his father’s father. However, make sure that the design of the blade must be in sync with the liner so that you can fold the blade and it should fit smoothly within the liners or the handle of the folding knife. (8 degrees). Feed the fire with tinder, and add kindling once the flame has caught. At this point, your blade of the knife, the cutting edge, needs to be finished perfectly. i said all this both from experience and literature, i'm fairly good at metallurgy , specially of ferrous alloys. Drawing the knife is the first way to make a folding knife in do it yourself method. so it will definitely work, just not very uniform. Probably going to come out with a stonewashing one soon! If I do, please ask. This can be done later after glueing and sanding but if ya cut accurately it doesn't really matter. Re: How To Make A Folding Knife Nice Job!Im'e just finding out how difficult it is to make a pocketknife.I just did my first complete rebuild-rehandle a few weeks ago,and am currently working on a semi scratch build(I have a box of unfinished but heat treated blades from Schrade)and i have a machine shop at my desposal so I know the challange you have doing everything by hand. The blade was beveled on a small belt sander and then the folding knife was assembled with pins. I cant figure it out for the life of me lol. It doesn't really matter how the pins get in. I buy a lot of used pliers and do it to them. Point is, making knives takes patience and time. You can make the lock by twisting the titanium liner to ensure that it moves flexibility with the tang of the blade. Location, Location, Location. Do not drill until the top of the plate. This is okay, just know the center is directly between these two lines. Start by cutting out the long line, parallel with the open blade. Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 Chapter 7 Chapter 8 Chapter 9 Back To Main Page Comments? Maybe it’s a really old and rusty blade that has an extremely hard time opening. This way it ensures a perfectly flat grind. Drill holes to align it with the scales, and make sure you file it enough so there is a clearance for the blade when the knife is closed. most titanium alloys will work harden easily, so much that machining it is a pain because it will harden during the process. I don’t have any special equipment such as milling machines or surface grinders, so the knife in this tutorial should be able to be made in any standard knife shop. Drill the hole in the lock and blade up to 1/16 inches of the detent ball. If the knife is halfway opened the “round end” of the blade depresses the spring. I drew inspiration from the so-called taramundi knifes, fomous in Spain. Pictures will do the rest of this talking. My favorite is the Norseman Cobalt bits from USAknifemaker.com. Now, all you want to do is just file the tang down until the lock bar fits. The height of the ball bearing must be equal to the washer thickness. Next, open the blade, draw a line using the knife, and the back of the liner’s tang. The liner lock was invented by Michael Walker, who altered the electrician's knife to create this folding knife, with a ball bearing as its detent. Basically, file out the edge. Drill the holes (with pins to help alignment), shape it nicely, and polish it up! There are different types of spacers and stand-offs being used on the folder. If the knife is halfway opened the “round end” of the blade depresses the spring. There are many different methods that can be used to design a folding knife, some complicated, some simple, and they all work fine. 7 years ago When the blade is closed, the detent, and the liner lock, moves inwards a bit, and the detent ball falls in a depression in the blade, thus keeping the knife closed. The lock can be released to close the knife by depressing the spring-loaded lever on the top edge of the handle. I'm going to reference the pictures from here because I think it's easier. The blade must be around 1/4 th shorter than the length of the frame. The polishing must be done to the screw edges. Materials: on Introduction, HOW DID YOU GET THE IDEA TO PUT THE KNIFE ON THE ROSES FOR THE PICTURE. -Backspacer Material (thickness must equal your blade's thickness+washers # It is required for you to use the band saw to cut the face properly for the lock. Power tools, however, make the chore much easier and quicker. We offer a variety of knives ranging from bushcraft knives to choppers. The top area raises the blade when the knife is opened. Oil and wet and dry, your hands do get dirty, but it's worth it ;-). The authors - Lake, Centofante, and Clay are each well respected knifemakers. It's fitted when the lock can engage the blade and keep it open. And here we go-. Save my name, email, and website in this browser for the next time I comment. Then cut perpendicular to the open blade. For my second knife, the lock up was perfect, but the detent was too weak. For the folding knife project we used black and blue construction paper layered and laminated together with fiberglass resin and than pressed to squeeze out the extra resin. Just somehow, get the design cut out. Lastly, find a sharpening stone and sharpen the knife. Nice instrucable by the way. If you have the time to watch it. There should only be one line, but if there are two, this means that there's a small difference between the size of the bit and the blade thickness. A full-tang knife blade includes a metal blade and a bare metal handle. I use a hacksaw with lansky blades. Based on the way you would like to tune the folder, you can use the drill bit up to 0.054 to 0.055 inches. You didn't have the right polishing compound? Being too rushed would ruin the knife at this point. In order to make a folding knife without any prior experience may be a time taking process but we want to remind you even if it takes time to be finished, let it take. Too little, and the blade will not have as much room to adjust. We then used a sanding wheel on the same disc grinder to smooth and finish each piece. The typical causes are: Rust or aging, goop stuck on the knife, friction and tight hinges. If the blade cannot swing open and close, material needs to be removed from the middle in order to allow the blade to swing. The most important part is to have the two holes. The sheet would be 1/8 inches in its size for the top area of the handle and 0.070 inches for the bottom part. It protects the knife from debris. Print the design onto pieces of paper, super glue the paper to your metal and titanium, and then cut out the design. Any questions are welcome! Right now, I have 2 blades there. So is compacting the lock with a hammer the best way to work harden? Each piece of this lock back folding knife was cut from 1095 carbon steel with a disc grinder. On these pages you will learn a simple method for designing a liner lock folding knife. Today I'm going to make this folding knife using recycled materials, which will be useful in my workshop. I use Lansky) The best way to de-bur is to use the four-flute counter sink hand driller. Tightness or stiffness in a knife comes from several sources and each needs to be handled a slightly different way. You must put the rod at the end of the titanium lock and start to weld the carbide coating on the titanium to give a smooth finish. Your email address will not be published. Now it is time for you to prepare a lock for the folding knife to avoid it to open and harm anyone accidentally. You will file at a slant, so that the knife shape is there. The next big thing to do is to remove the pivot pin for drilling up to 3/16 inches. Micarta is a composite made with fiberglass resin. 5. This tutorial will show you how I make a slip joint pocketknife step by step. Don't lose everything because you want to save a few minutes. This step sounds really easy, but I had some of the most trouble with this. Since it's hard to get a picture of the lock up, I drew one up on inkscape, which should help. Three Interesting Folding Knife Designs Tony Sculimbrene 03.28.15 We are all pretty familiar with the standard folding knife–a blade, a handle, a pivot, and some way of opening the knife along with a way to lock or hold the knife in the open position. Send me a note at: Otherwise, if only the middle portion touches, than lock rock can develop. Use a pencil to trace the sharp side of the knife. Micarta is a less hazardous material. See more ideas about knife, folding knives, knife making. Rather than repeatedly flicking your knife open and closed, which can cause damage to lock arm (and void your warranty ), follow the steps below to break in your knife. 4. You slip the knife into the pouch from the top, and the friction of the leather keeps it within, even when held upside-down and shaken. Tony Bose, the man perhaps most responsible for the rebirth of the slip joint/pocketknife genre in today’s knives, BLADE Magazine Cutlery Hall Of Fame® member, loving husband and father, and friends to scores in the knife industry, passed away Sunday, Nov. 22, 2020. A trick to find the center of your blade: Color the edge of the knife with a sharpie, and then take a drill bit the same diameter as the thickness of your metal. DIY Knife Making: The Right Materials Michael is using a 1-1/2-by-7-1/2 inch piece of 1095 barstock. However, I do it anyways, just in case there's a benefit. Then, I take a match, and just heat up the face of the lock bar a few times. As the blade wears in, more of the liner lock will contact. Remember that metal can be removed, but not put back on. You can push it in with an extra piece of metal, or use pliers. The line must be 3-inches long using the marker. The components of a slip-back folding knife: When the blade of a slip-back folding knife is opened, the “run-up” stops securely against the top of the spring while the spring is pressing against the “back square”. I'm no expert so for exact hardening processes I would do some research yourself. Once that's done, take the ball, place it in the hole, then take the phosphor washer, and place it so that the ball is in the center of the washer. Oct 3, 2015 - Explore Scott K's board "Knife sheath pattern", followed by 136 people on Pinterest. I usually aim for at least half of the titanium contacting the blade. Many people mistakenly believe I made them automatic. Either way, I hope to start publishing more instructables, all to do with knives, since I'm a knut (Knife+Nut). EDIT: thinkpadt30 has brought to my attention that the first picture is too dark. The fit will be very tight at this point. If the hole is drilled so that the entire ball sits in the hole, there's going to be a little wiggle in the blade because the ball isn't pressing. ## The ball bearing of 1/16 inches should be put into the lock. Now there are two … Basically, I compact the lock, and then "heat treat" it. It’s my first try with a Buck knife. They don't have a locking mechanism, the friction between the wood and the blade works like lock. in fact, where maximum hardness is required, such as gages and standards one would use oil followed by sub zero quenching, not water. -Files (Round and flat) The detent ball will push aside the expo marker, and create a little track where it goes. 6. The process of making a knife, the forging of steel, and the honing down of the blade is an ancient skill most of us would like to possess. Sounds simple huh? Well, adjusting the sharp body with a proper handle is a crucial part of making a foldable knife and is considered as the toughest part also. I usually do the 1084 by myself (other instructable), but for the more complicated heat treats, I send it off to Texas Knifemaker to heat treat it. At this point, your blade of the knife, the cutting edge, needs to be finished perfectly. To double check, flip the blade over, and do the same thing. What can be simpler! File 5 more times, check. Also, to help prevent lock rock, only the last 0.125" of the lock should contact the blade. The folder and clamp must be closed. 2. # The flipper would comprise of internal stop pin. if you quench in water microfractures in the steel can develop into big cracks. Many will hold their edge for years to come but this is obviously a function of how the knife is being used and how much abuse it has been subject to. Mark where the blade tang is. Few people want to take pride in making their knives. The depression hole doesn't need to be drilled too much, just at least as deep as the height of the ball. that being said antique bronze swords all have hammered edges to increase hardness. It'll be useful to read that first, because in this instructable, I will not go over those steps again, but merely focus upon the nuances involved with creating a folding knife. This project is somewhat difficult, and requires familiarity with basic tools, as well as quite a bit of time. Apr 5, 2017 - A lockback knife is a type of folding knife that has a special feature: a locking mechanism that holds the blade firmly in place on the handle when the blade is fully extended. And it safeguards other items in my pocket that can be damaged by the knife. 4. Thus, I will be using several different models to demonstrate the steps. It can be used to cut the fruit or used it for self-defense. This leaves a very smooth outside line and make the frame pieces the same size. Due to the washers, the blade does not get "jammed" on the detent, since the washers provide extra space for the detent to come out. When adjusting this bit, make sure that the blade will not touch the backspacer, nor stick out of the handle. A knife can be built using only a blade, handle blanks and pins, as well as a few hand tools. Picture 1(Open blade): Point A is where the stop pin meets the blade. Now there are two … The holes must be drilled on the titanium sheet up to 1/16 inches. -Hacksaw (With metal cutting blades. So in this video, I attempt to make a conversion: folding knife to automatic. Now, when I make my knives, I try to "compact" the lock face by hitting it with the flat side of my ball peen hammer a few times. Using a ball peen hammer, smush all the pins in. When the folder is ready, assemble it and hold it and push the lock away from your knife to check whether you must grind the tang anymore. * The washer is placed to ensure that the washers and blade would be of the same thickness alike to that of stand-offs. You want the angle of the tang to be around 8 degrees. Make the holes as close together as you can without having them overlap. You can use an existing knife and trace it onto the cardboard, or you can design your own. You must keep the tang of the blade and handle and then insert a needle in between these pieces till the pivot pin. For me, I make knives as a hobby, and it takes me around 30 hours per knife. Making folders is mostly about drilling holes. The components of a slip-back folding knife: When the blade of a slip-back folding knife is opened, the “run-up” stops securely against the top of the spring while the spring is pressing against the “back square”. DIY Knife Making: The Right Materials Michael is using a 1-1/2-by-7-1/2 inch piece of 1095 barstock. also you're more prone to warping and inducing stresses in the material. Remove this with a thorough scraping using your rasp. You know the lock has been bent enough when it rests a bit further out than the thickness of the blade. If one is right handed, when the knife is cutting edge up, the liner lock would be built into the left side, and will spring towards the right. One advantage to inkscape is that when you rotate, you can set the pivot point to the actual pivot on the knife, thus allowing you to have some sort of a virtual model of your knife, and watch it swing open and closed. I would stick to using you hammer to work hardening it. 7. not very hard. So you have a folding knife. ** The space that is left between the washer and the blade must be equal. Position it where you want it to be, then use the first scale as a guide again and drill through. Check out out short how to video on micarta to see exactly how its made. 1. Looking at the knife edge from both the side, and head on will show what kinds of damage has happened.When looked at from the side you can see small breaks in the line that makes up the very edge of the knife, these are either rolls, or chips… both of which you will be removing. Also, I find that I never follow my designs exactly, but a good design is essential to make sure the parts come together. Now, assemble the knife, with the washers. Backspacer- A chunk of material located near the end of the handle (opposite the blade). Now, a liner lock knife needs space to adjust. Now, you want to drill the depression just a bit in front of the end of the detent's track. Sorry for the bad explanations, I'm going to let the pictures finish. For me, my first knife had a lock that traveled too far over, or had little room for wear, as well as a broken detent (the ball broke). Take the titanium liner, and push the two pins. Making a folding knife from a worn out saw blade and some scrap aluminum sheet. Whether you want to make your own pocket knife or looking for a personalised gift, Perkin Knives is your one-stop shop for buying premium quality handmade custom knives. First, determine where the detent ball should go. On these pages you will learn a simple method for designing a liner lock folding knife. We may earn an affiliate commission for a qualified purchase. The detent rides on the lockbar, and when the blade is opened, is pushed out to the side. So you want to drill  the hole so that the slope of the ball is contacting the hole, and exerting pressure to keep the knife closed. The process would involve drilling holes. Drill in the same way as liner up to 0.060-depth in the blade. Now, with your lock bar released, bend the lock bar out by securing the back of the liner, and pushing the lock down. 1. When you plan to make a folding knife, you must get the required raw materials to do it from the shop or the online store. Let's Make a Folding Knife! You must take another titanium plate and place next to the titanium sheet that you have drilled and put those two together. In my case, I had to use a hacksaw. and on precision parts i'd go oil with no question, ruining hours of work in seconds feels really bad. 3. The next thing you must do in making a folding knife is to prepare a folder. You can use an existing knife and trace it onto the cardboard, or you can design your own. It takes a while with hardened steel, but it is the last step! Disclaimer: I'm not responsible for any injuries(likely) or deaths(unlikely) that may occur as a result of your attempt to follow this instructable, nor am I responsible for what you do with the information you have obtained from this instructable, nor what you do with the knife you have made. You make it by sewing together two pieces of vegetable tanned leather. On this folding knife, the flat ends of the scales fit against these raised metal bolsters here. This is why it is so important to have the lock area be flat. Get some wet & dry, 80 to 400 grit should do it for a nice satin finish. I have moved on to D2 and 154CM, and am using Texas Knifemakers to heat treat) (I used a thickness of 1/8")  Let's Make a Folding Knife! Thanks for reading this instructable, and enjoy your new knife! Without any forging setup, anyone can carry out this process efficiently. Consumers Arena is reader-supported. I usually leave around 1/2", just so it is easier to take the pins out. Lock- what keeps the blade open (in this case, the titanium spring) The fillers are available in a wide range of styles, but most often the shoulder ones are used. If you let it cool slowly the metal returns to it's original state. The authors - Lake, Centofante, and Clay are each well respected knifemakers. Make your stitching groove. It’s my first try with a Buck knife. 2. Stop Pin- What keeps the blade from traveling too far when opened and closed. After 600 grit I use a polishing wheel to get a mirror finish. Push the blade in on top of the pivot pin. That gave me the clearance for the hacksaw blade. How to Break-in and Deploy a Folding Knife Our knives may need a grace period to break in, but the break-in time for each individual knife can vary. CRKT CEO EDC Folding Pocket Knife: Low Profile Gentleman's Knife, Everyday Carry, Satin Blade, IKBS Ball Bearing Pivot, Liner Lock, Glass Reinforced Fiber Handle, Deep … By now, you might have understood the process of making a folding knife, which takes efforts, but is worth it. When you file this one, try to line up the knife as you designed it. These are placed between the stand-off. You must give the heat treatment and polish the blade. Because of the relatively small radius of the pivot to stop pin compared to the pivot to tip of the blade, a small change can make a big difference! Note the backspacer on the right side, with the two holes. Stamp your makers mark, fold along the short axis too, folding it in half and set in the sun to dry a little. Now comes the moment of truth. Did you make this project? Coat the inside of the blade with a white board marker first. From here you can make a handle from whatever material you wish. Now, try to open and close the blade. It can be used to cut the fruit or used it for self-defense. Pivot- What attaches the blade to the handle, and what allows the blade pivots on. tactical folding knife and the pattern for this project. About: Please visit my blog for more EDC and knife related things! This step is just to familiarize those who do not know, and also give an overview of what we will be making. This should clarify the old hardening process. The tactical folders can become thick when you use the washers of 0.20 and 0.40 inches on both sides of the blade. You can drill a hole, and use a jeweler's saw, or use a cut off disk, or a band saw. They've been doing that for long enough that I think they may know what they're doing now. Also, when the blade is being closed, you want to make sure it will cover the detent ball the entire time. The knife was working fine, but after I re-assembled it, it was difficult to repair. Remember, it is important to leave space around the stop pin contact points and the lock area! Draw the plastic handle on the titanium sheet. I find it rewarding, but each to his own. Ah, thank you for clarifying. -Good Drill Bits (I used 1/8" and #53) Nothing too dainty here. How to make a folding knife: A folding knife is a tool that is carried by many in their pockets. I also make a groove about a 1/4" above and parallel to the slot. The handle can be made of plastic or wood as per your convenience. You can also use the waste material in the home to make this knife. Either way though, once you're done with your design, a prototype cut out of cardboard and a thumbtack is suggested. With the How Do You Make a Folding Knife free woodworking plans package, you will get help to build all kinds of projects, be it furniture, sheds, beds or wind generators. There will be 3 places to file. Follow your local laws at all times! Other than that, the blade should be looking good. You can generally slide your fingernail off the edge and the burr will scratch your nail. Hint: This is around the thickness of a dime. Open the blade a few times. I have been playing with a design for a pocket knife in SketchUp, an all metal folding lock-back with a 3-1/4″ blade. The reamers that are of 0.001 inches large can also be used. Whenever you drill the hole, you need to take the titanium plates away for de-burring. When removing metal, this line must be kept straight for your lock. And it would be so helpful to be able to check if the stop pin is going to work out well where its placed. It's time for fitting. A basic folding knife has a pivot, a blade, a blade channel, and two handle pieces on either side of the blade, all held together by fasteners. I was successful in concept, but not in the materials I chose. He begins by printing a template and gluing it onto a circular saw blade, … The blade should be done, except for extra metal behind the two stop pin contact points, and behind where the lock would touch the knife. Make them roughly accurate. Take a small bit, which is just a hair smaller than the detent ball, and drill your hole in the liner lock. * The tang end should be coated with carbide. All of this most likely doesn't apply since the piece we are talking about is titanium and not steel. For a general idea of what goes into knifemaking this book is about average for the "let's write a book for our fans who aspire to make their own" book. In other words, by doing so, you can extend the life of the knife. 3. He begins by printing a template and gluing it onto a circular saw blade, which will make … Using a hacksaw, cut out the pivot and the stop pins. Making a folding knife from a worn out saw blade and some scrap aluminum sheet. In order to give the hacksaw blade space to fit, I drilled a series of holes right next to each other, and then opened it up with a file. -Detent Ball (I use 1/16" diameter) I use 1/8" pivots and stop pins, thus I drill with a 1/8" bit. It can be made from paper or material. Wad up a few pages of newspaper and place them in the center, then set them on fire. It's purpose is just to be a pillar in the butt of the knife, and make sure the handles don't collapse. The position of the knife needs to be such that the strong hand can grasp it with minimal movement. The reason for the phosphor bronze washer is simple: Since a liner lock has handles on both sides, the lock cannot move out, or away from the center of the blade. In order to make hardened steel less brittle you temper it.http://en.wikipedia.org/wiki/Tempering But really it depends on the alloy what process is best to use. Use a file to finish the blade. Plenty of materials make good knife handles, from textured plastic to metal to antlers. It's probably not perfect, and in fact, the arc may be prevented due to extra material on the blade. When you use the shouldered stand-off, it will not let the blade to move unnecessarily. I used 3-1/4″ air gun nails as the pins and did all of the work on the knife by hand, using hand tools. -Titanium (Around 0.060" Thick, for the liner lock) That way, it will help keep the grain pattern of the wood running parallel to the knife … A link can be found here: https://www.instructables.com/id/Knife-Making/  This instructable is intended to be able to be read by those who are not familiar with knives, but I may use some unfamiliar terms by accident. Nothing ridiculously hard, but just a few good smacks. You can use 3/8 inches of the four-fluted mill. -Sharpie Do it slow. In cases like this (or for reasons of your own), you might need to disassemble the knife … It will help us to be sure about the size and measurements. Many people mistakenly believe I made them automatic. There is a lot of good information there but not necessarily written by experts. When closed, a detent built into the lock holds the blade closed. A liner lock works because a spring in the side of the handle (usually titanium) is in the path of the blade and keeps the blade open until the spring is pushed over to the side. You can sink the washers into the scale up to a bit. Later, you must drill the end of the handle and then put the pin into that hole. They don't have a locking mechanism, the friction between the wood and the blade works like lock. There are also knife enthusiasts who would have a collection of different knives. The knife was working fine, but after I re-assembled it, it was difficult to repair. These plans are very user friendly which helps in making each woodworking project enjoyable and simple. A good liner lock knife though, is harder. I added some ideas below for examples. holes were difficult for me. The detent is a small ball that keeps the blade closed. It is best always to have a folding knife in the pocket. Trust me it will put your work into a higher class ;-). You want the length to be equal to the thickness of your overall knife, plus at least 1/4". A burr is a thin strip of abraded metal which accumulates on the side of the blade opposite the one you’ve been grinding on. -Expo Marker Dec 15, 2018 - Explore Desert Moon's board "Folding knife how to", followed by 581 people on Pinterest. I am a knife knut. Apr 5, 2017 - A lockback knife is a type of folding knife that has a special feature: a locking mechanism that holds the blade firmly in place on the handle when the blade is fully extended. I have been playing with a design for a pocket knife in SketchUp, an all metal folding lock-back with a 3-1/4″ blade. Going too hard might flake the titanium. Drilling needs to be precise. The main parts of the lock are the stop pin, pivot, and the liner lock itself. In such a scenario, a cleaning of the blade is required. Required fields are marked *. A good bit makes a great difference! I drew inspiration from the so-called taramundi knifes, fomous in Spain. The holes can be opened for the stand-off to fix the 1/8 inches of reamer into it. So wherever the blade touches the handle (the two stop pin contacts- opened and closed, and the lock), leave a bit of extra space- say 1 or 2 mm. In a folding knife, the handle also houses the blade when the knife is closed, as well as all of the moving parts, hardware, and any other additions. Drill and ream up to 3/16 inches of the pivot hole in the blade. The folder will also have pivot washers along with the ball bearings. How you do it is up to you. This will allow you to figure out where to drill the detent depression on the blade. How to make a folding knife: A folding knife is a tool that is carried by many in their pockets. File the blade, and leave around 1/16" of thickness on the edge of your knife. Position the top of the knife blade approximately ⅛” from the centerline—the sharp side will face away from the centerline. Carrying a folding knife inside the waistband is typically effective for added retention. You want to drill the hole so that the ball is just barely in the hole, so that it tries to move more in the hole, and thus, will keep the blade pushing against the stop pin. It helps you cut the designs for the blade, which is the critical part of the knife. 7 years ago Start with a center punch, and drill through the knife. However, other places will work as well, and in fact, Emerson knives drills out a separate lock for their detent ball. I know not a lot of people will go through with such a project due to the amount of time it takes. 4. The mill is done up to half-moon of 1/8 inches of stop pin. ویدیو بعدی How to make a paper knuckle knife - Easy paper knife Tutorials از کانال دنیای ساختنی ها 5. Here is the step by step procedure you must follow to make a folding knife. EDIPretty much the most critical step. Clamp the saw blade tightly to the table using the vise or c-clamp. Essentially, what's going to happen is trial and error. It's hard to explain, but check out the first picture. However, the price is decently cheap, and not counting the tools, only costs me around $25 per knife. You know pfred2, I used to thing that using a polishing mop (well a series of them) would give a mirror polish... first day doing a trade jewellery manufacture course taught me better ;-) One of the main problems with a mirror polish is taking photos :-). By bottom, I mean the area closes to where your fingers would touch. tactical folding knife and the pattern for this project. on Introduction. The parts of the knife that won't show when the blade is opened can be left somewhat finished. Now for the blade. There are three "make a knife" sections to this book. Use a file to finish the blade. Push the coal around the fire to cook and eventually catch light. 5. If you are going to try to do it with just a drill, try to keep it as close to perpendicular as possible, and when you're drilling holes where the same pin would pass through, use the holes as a guide for the next hole to be drilled, that way all your holes can be at the same angle. This will prevent the blade from closing too far. In this case, I’m designing my own shape based on an old knife used by folks from the fur trade. Carefully examine your knife. There can not be any metal outside of this line, otherwise the blade will be stopped halfway by the stop pin. However, this one's D2, and I just send it off to have the professionals heat treat it. Tools: Another location for positioning a concealed knife is outside the waistband, on the dominant side of the body. You want to cut the lockbar out with around 1mm overlap with the blade. Or one can use pre-manufactured pivots and stop pins) (I used 1/8")  Or ask me in the comments. The bottom stop pin area will cause the blade to sit deeper in the handle when closed. Stack several dozen lumps of coal in a circle around the center of the forge's hearth. -Stainless Pins(round rods of metal) (For a stop pin/pivot. The smaller size would take less time since there is less steel to grind, and the first knife would probably not be perfect. The machine that carried out this welding job is known as a carburizer. This will help to define the edge and complete the knife. And no wikipedia is a good place to start research but never to end it. Send me a note at: Reply This is just a little piece of material the same thickness as your blade+2 washers. The whole idea of the folding knife is that the blade is folded into the grip. If the detent ball were higher than the washer, than there would be no space for the blade to open, and the lock to move away. Never heard of using oils, but I'll give it a try! Terms to know:  The last area is in between these two stop pins. This leaves a very smooth outside line and make the frame pieces the same size. I'm going to try to get this instructable out first, since I can't find another instructable of this type, and then fill in with extra pictures. i've had bad warping and cracking from time to time though. Again, I'm not sure if this works, but it's just a superstition thing. Two liners sawn from the titanium sheet above. on Step 9. Affix the plate using the 1/16 inches of the dowel pin. Your knife; your pattern! This way, the drill bit will mark a line right down the center of your knife. It's not necessary, since the lock bar will wear in and match the angle eventually, but having it pre-matched can save the lock bar from wearing in and losing life. Then, make the backspacer. -Handles (G10/Micarta suggested) Titanium is not usually used in the manufacture of knives so little data is available on the topic.http://www.ehow.com/about_4705418_titanium-knives.html. So you have a folding knife. They'll be put in and taken out quite a bit during these next few steps. Other sites include Texasknife.com, knifekits.com, alphaknifesupply.com and more. Blade design depends on your uses and the knife. Otherwise, when closing, there will be a series of bumps as the detent is pushed out by the blade, then comes back in, and is pushed out again. If you want to harden the metal you need to cool it quickly after heating it. Do not drill the detent right now. Scales- The handle materials. I am a knife knut. Re: How To Make A Folding Knife Well, I finally got a chance to start on my knife based on Richard's design! Whether you want to make your own pocket knife or looking for a personalised gift, Perkin Knives is your one-stop shop for buying premium quality handmade custom knives. Some alloys can be hardened by heat but they eventually anneal after the treatment. The handle (tang) part should be already … Make sure you use oil for ferrous alloys. I own two Buck 110 autos. You should make a tut on how you use inkscape for knife designing. Pins- What holds the knife together. The knife held, but to my surprise, the lock bar had compacted, and thus wore so quickly the blade developed lock rock (where the blade can move a little bit when it's locked.) Subsequently, put the blade at the bottom of the liner with the help of pivot and stop pins in the right place. Turn it over and drill through the second plate. The intersection of the wood and metal forms about a 7° angle, so I crosscut the two ends of my scale blank to this angle. Two liners sawn from the titanium sheet above. Afterwards, the detent can ride on the blade the entire time. Scratch a line into the edge by putting the blade and the drill bit on a flat surface, and drawing the blade towards you, against the drill bit. Now you should have the handles, roughly shaped (or finished, it doesn't really matter), with at least two holes, the stop pin hole, and the pivot hole. Put the knife on the circular saw and trace the outline of the blade. Now, it is time for you to countersink the two of the pivot screws. Make sure to leave extra space around your lock and stop pin areas on the blade. The depth of the chips taken out of the blade will indicate how much metal al… The pattern is not symmetrical, as the back of the sheath has an extension that ultimately will be folded down and stitched in place to make a loop through which your belt will be threaded. These liners have already been profiled with the belt sander. You usually have to push to around 5 inches, but start small. Remember to keep the lock area flat. Push it out 1 inch, then 2, and so on. water is considered a 'harsh' quenching media, that's why it's not recommended. Titanium and not steel other side to drill the detent ball to adjust plates away for de-burring all, in. This lock back folding knife in SketchUp, an all metal folding lock-back with fire. 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Based on the titanium contacting the blade cook and eventually catch light good at metallurgy, specially of alloys.