Support BladeForums! Paid memberships don't see ads! A Tin Knife is a knife that fits in an Altoids Tin. If anyone has a custom design they would like made I’m open to doing it. The only restrictions are no taller than 1” and it will be made from 1/8” O1 steel, and must fit in an Altoids Tin. I would also be willing to make customer designed PSK Knives.