DIY Jewelry Making: 12x Alloy Magnetic Heart Clasps, with Rhinestone, Bracelet and Necklace Making, Size: about 22mm wide, 17mm long, hole: 2mm Platinum Color Alloy Magnetic Clasps, with Rhinestone, Platinum Color Is used for bracelet making or necklace making. Size: about 22mm wide, 17mm long, hole: 2mm