Thread specification: M3 * 12Height: 12 (mm)Surface treatment: color zinc platingCategory: U-shaped reed nutColor: Copper + SilverMaterial: Stainless steelPackage Contents:80 * reed nuts80 * stainless steel screwsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.