Or Chicago screws, like the Lofty Wiseman survival tools .
Talking of which, if anyone is thinking of paying full price for one, think again. The sharpened edge (at the tip end of the spine) can be lethal for certain tasks. Also the beech scales are complete rubbish. They are way too thin and crack. AAAAAND ...when the scales fall off, you can see they use hardly any adhesive to bond them to the tang. It's not even a proper epoxy, it's like a soft silicone sealant gunk