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Not really a knife but it looks alright!

Joined
May 11, 2016
Messages
9
Hey to anyone who is reading this, this is my first post so i hope you find it interesting.

Here is a link to a few picture of it!
https://goo.gl/photos/3NXTP6VddEPf7NH99

I decided to forge a chisel out of a rod of cpm rex 76 steel. This wouldnt be my first choice for metal for a chisel but i had a 3/8 inch rod laying around.

The recommended temp. before queching is about 2100 degrees F, which is crazy so i took it up to about 2000. As well as having the highest heat requirement, of any steel i have forged, it is also very hard to forge. It took me a half hour just to flatten half of this 8 inch rod with a 4 pound hammer on my anvil.

The rod goes all the way through the oak handle and has an oak cap on the end to protect it from shock. The band around the handle is made from a sheet of stainless steel i cut and rolled to fit the end of the handle.

It turned out looking pretty nice but not perfect. It is hard enough to scratch glass and hardened steel without chipping or rolling and i didnt even temper it! But it does dent the edge when i try and hammer it through construction screws, which i think maybe hardened correct me if im wrong.

If you have any experience forging this steel please let me know as i definatly dont have the heat treatment optimal.
 
I believe that screws are hardened, nails are not.
I wonder what the properties of a good chisel would be. Probably it is about getting it extremely sharp reasonably fast and than about holding the edge but not chipping. So if it dents it's all right.
 
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Thanks for the clarification and they reply! And it does hold a great edge but being a cobalt steel it takes forever to sharpen, even on my diamond plates.
 
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