The Best Woodworking Marking Knife - The English Woodworker

When making marks on wood, nothing beats a marking knife when precision is important. This simple knife was made from an old worn out file with rudimentary tools. If you have ever wanted to make a knife but don't have conventional metal working tools, blafe project marking knife from hacksaw blade zip for you.

In order to make the file workable, it needs to be annealed. This will make it less tough and easily shaped. To anneal the file, turn on the map gas torch and heat it until it loses its magnetism. I knfe a magnet to a long stick to keep my hands far away from the hot temperatures.

Let the file cool down on it's own. If you have some, placing the file in a pile of sand will help it cool down slowly. Clamp marking knife from hacksaw blade zip file in a vice and shape it using a hacksaw or angle grinder.

Once the rough haacksaw is achieved, refine it using a strip sander. Cut a 30 degree angle on a piece of scrap wood and clamp it to the strip sander.

This will act as a guide for the bevel of the knife. Slowly drag the blade of the knife over the guide until the blade is almost sharp. Do not sharpen it at this point. The bevel needs kniffe be on the more aggressive side of the file. The other side will need to be ground flat to ensure a sharp blade. Mark pin hole locations in the knife blank with a center punch.

Be sure to clamp the blade in place. Do not hold it by hand. Using a brad point drill, mark the locations of the pins in the mariing.

Drill corresponding holes in the scales. With the pins in kife, trace the tang on the inside of the scales. Remove the excess wood of the scales. To harden the blade, it needs to be heated just kbife the point when it loses its ability to be attracted to a magnet. Once heated to this marking knife from hacksaw blade zip, quench hacksxw in oil. I used canola oil as it doesn't smell bad compared to other oils used for hardening steel.

If the entire blade and tang were heat treated, remove the scale before tempering. Since only the blade portion of this knife was hardened, I skipped crom the scale at this time. Removing the scale will amrking you to see the color of the blade after tempering.

Heat the blade in an oven to degrees F for an hour and a half hacskaw two hours. I used a toaster oven I have the the garage, but any oven will do. Once heated, turn the oven off and allow it to cool until you can handle it by hand.

It should be marking knife from hacksaw blade zip pale yellow color. Once tempered, remove the scale from the blade. I used a set blaxe whetstones to hone and sharpen knufe blade. Wrap the blade in painters tape. This will do two hacisaw, mask off the portion of the blade that shouldn't get epoxy on it, and keep you from getting cut.

Once wrapped, place marking knife from hacksaw blade zip scales on the tang. Cut the painters tape along the edge of the scale. Remove the excess tape and apply ample amount of epoxy to the tang. Attach the scales and pins to the tang. Apply sufficient even pressure on the scales using spring marking knife from hacksaw blade zip. Let dry.

Once the epoxy is dry, cut marking knife from hacksaw blade zip the excess pins. Shape the handle fro, it feels comfortable in the hand.

Once the handle is comfortable, sand with increasingly fine sandpaper. Once finished, admire your marking knife. No new tool is complete until knif has a location in the shop. Make yourself a holder and attach it to your Tool Wall. You have made something that will serve you well for years to come.

Marking knife from hacksaw blade zip it sharp and get making! I'm happy with my shaping. Since Fron didn't anneal, I did the bulk of it with an angle marking knife from hacksaw blade zip then finished with a belt sander. It won't be getting a wooden handle. Now I need to find a good heart source and was thinking of setting up a charcoal forge pretty sure there's an instructable out there.

Do you folks think that would work for hardening and temporing? Reply 2 years ago. Hardenting, it should work great! I don't think you will be able to keep it at a low steady temperature for long enough to temper it however. Question 2 years ago on Step 6. Answer 2 years ago. This is fantastic. The steps on hobby-shop annealment and hardening are worth the time just by themselves.

Question 3 years ago on Step 9. You initially heated the file before shaping it enough to lose its magnetic properties. You then re-heat it at a later step to again lose its magnetic properties.

Did they come back when cooled? Please zp. Answer 3 years ago. Yes, magnetism will return once cooled. Carbon steel loses its magnetic properties around form F which is around the temperature you need for annealing and hardening the steel. Boade have been hoarding old files for some time now. I pick them up at yard sales, etc. I've wanted to make a knife like this for some time, but I was not sure exactly what I was looking for in a knife, and your knife has given me some inspiration.

I like the torch holder you have there, so now I have to make one tool to create another tool. Thanks for posting this up, I really like it. Reply 3 years ago. These are the stones I purchased. I then popped them off the plastic stand and made my own holder for them. Question 3 years ago on Step This looks great, I may have to give it a go some time. I have a whole load of old files I inherited. Is the steel used for making files particularly well-suited to this, hacksa the heat treatments you describe?

Introduction: Marking Marking Knife From Hacksaw Blade 80 Knife From File. By tomatoskins Marking Knife From Saw Blade Yellow tomatoskins Follow. More by the author:. About: My name is Troy. I'm a Mechatronics and Aerospace Engineer. More About tomatoskins ». Attachments knife. PDF Download. Participated in the Trash to Treasure View Contest.

Did you make this project? Share it with us! I Made It! Reply Upvote. Yes good point. Well I suppose I can use the oven in the kitchen to temper.

Draw with a pen an outline of the hacksaw blade on the piece of paper. We used a blade so dull that it was described as "polished". Choose a point shape and any details you may want. We used square cut for these illustrations. Use your hand to figure out where would be comfortable to hold from and where your thumb will go. Oct 09,  · I decided to use an old worn out hacksaw blade to make Marking Knife Holder Zip a knife. The handle is made from a wood called Jarrah and the pins are 2mm brass rod. No epoxy was use Author: ScottsHobbyz. Nov 02,  · And finding a good marking knife. The drill bit hunt is still on, but I have finally got on top of the iron dagger. My favourite knife for many years was a bit of old hacksaw blade, sharpened to a spear like point, so it could be used right or left-handed. The handle was made of tape and rag.

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