delrin zipper open-end, all kinds of zippers: nylon, metal, delrin, plastic, rhinestone, both finished zipper and long chain... Nylon: #3,#4, # ... 5,#7,#8,#10, finished zipper and long chain, non ... zipper and long chain non-lock, pin-lock, auto-lock, semi-autolock regular square teeth, Y-teeth, two-way teeth gold brass, antique brass ...