You want to shape steel before you harden it. Just saying.

Cool challenge 🤙 Book mark Pipe tamper Emergency window break Scribing tool Awl Security door jam Micro pry bar

Picks, though I'm sure you thought of that. I wouldn't try to fabricate a precision hook profile out of it but a jiggle or raking tool should be doable. I'm wondering how effective a weapon as a ring with the excess out for stabbing. Flatten a bit and use a circle file to create a round sharp re...