Outside Diameter:APPROX 5/8" or 15mm
Inside Diameter:0.51" or 13mm
Material: Metal
Color:Nickle
Quantity: 20 Pcs
It can be used on Swivel Clip, ID Card , Tag, Keys, Chain, Arts, Crafts, Lanyards, Zipper, Bags, locks and so on Additional Details ------------------------------ Package quantity: 1