>>1667222The pins and smaller ones dont have a good shape or enough strength to hold a fish. The one you made from a tab off a can is so jagged that it may just tear the lips of a fish apart. Generally hooks can be bought for a few cents but if you're insisting on doing everything DIY look up how primitive people have made hooks out of wood and bone. It's also possible that if you got some good strong wire you could sharpen it and cut a barb into it and have it a little more refined that what you posted