10 sets Knife handle pivot pin fasteners Tactical survival knife screw EDC knife shaft nut and bolts,outdoor knife rivets Material:stainless steel or brass Size: Head diameter :8mm(0.32",) Shaft Diameter:4mm(5/32")Screw length:30mm(1.2") you can get 10sets Use for Tactical survival knife screw,EDC knife shaft screws,also you can use on your bags,belts,handbags,leather bracelets,shoes,Hats, and DIY All kind of art and leather Crafts