Knife like object made from a wrench

[Josh Carrasquillo]

I came across what I would describe as a knife like object made from what appeared to be an old craftsman wrench. Anyone know if it's even possible to heat treat a wrench? They do look interesting.

 

[Sosa]

Pics?

 

[evilgreg]

Is this a Scrubs reference?

 

[Josh Carrasquillo]

 

[Sam Cade]

I've done a few.

It is a metallurgical crap shoot though.

 

[mete]

Probably no more than a .40 % C steel

 

[Sam Cade]

Probably no more than a .40 % C steel

Often.

That is why you have to spark it before even considering making a knife.

 

[flatblackcapo]

It might be fun to make one for the novelty of it but I wouldn't spend money on one.