Tarnish Resistant 304 Stainless Steel Eye Pin, 304 Stainless SteelSize: about 50mm long, pin: 0.6mm, hole: 2mm; about 5000pcs/bag.Eye Pin are a jewelry design staple. Once the eye pin is strung through the bead or pendant, its eye can be used to link it to other components of the jewelry and the excess wire peaking out. Caused by the property of material, pins may be bent but that won't impair their use.