JINGLING Diamond Grinding Bits 1mm Spherical Head Carving Ball Bur Pack of 30Pcs

Suitable for grinding the edges of glass, jewelry, shells, ceramic tiles, alloys, stones, etc Heads Shapes:Spherical/Ball; Head Diameter: 1mm; Shank Diameter: 2.35mm(3/32"); Total Length: 45mm Compatible with most die grinders and rotary tools with a 3/32" collet Premium type diamond coated in grit 120, more durable than the ordinary diamond coated burr Product Name: Spherical diamond grinding head, diamond ball, diamond carving bit, Manufacturer: JINGLING