JINGLING Diamond Grinding Bits 1.5mm Spherical Head Rotary Tools with 1/8 Inch Shank for Dremel Accessories Pack of 30Pcs

Suitable for use in grind the edge of glass, jewelry, shells, tile, alloy, stone and other abrasive It is an ideal correction tool for processing mold, hard alloy, glass apparatus, jade carving, etc Shank Diameter: 3mm (1/8"); Suitable for dremel, electric grinder, carving machine with a 1/8" collet; But NOT suitable for machines with 3/32 inch chuck, such as Electric Nail Drill Heads Shapes: Spherical, Ball; Head Diameter: 1.5mm; High quality diamond powder with high hardness, uniform sand Product Name: Spherical diamond grinding head, diamond ball, diamond carving bit