Heat treating a band saw blade knife? BladeForums
Oct 07, 2011 · Steel The welding steel at Home Depot / Lowes is useless for knives. Forget about lawnmower blades and other unknown junkyard steels. For all the work involved, it is very cheap to buy and use a known good steel. If you send out for heat treating, you can use Oil quenched O1, A2, Or air quenched CM154, ATS34, CPM154, 440C, plus many others.
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strut channel frame system unistrut steel