cooking oil or olive oil is ok for quenching
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It's 6.5" from tip to tip.
cooking oil or olive oil is ok for quenching
And used motor oil if you have any on hand-
I've used burnt motor oil mixed with water, kerosene, hydraulic fluid, WD-40 because of water content, water with dawn dish detergent etc, lol in an industrial setting. I was trying to think of something he may have at home for quenching.
If I am correct in thinking of what he has to be hardened, I would just contact Nonliberal or another machine shop that has a heat treat oven. It should be relatively cheap to heat treat a part and quench it.
This is my 2nd knife ever and honestly not nice enough to worry that much about it, I'm doing this one more so to work on shaping a decent handle.
Don't use motor oil. To many toxins.
Heated canola is good for 5160.
How did you make the blade? Or did you buy a blank and shape/sharpen it now trying to heat treat it?
Cut it out of sheet steel from Home depot with a router.