Package contents: 12 pack 3/32 inch shank bowl shape spherical concave diamond burr
Material: Made of diamond and metal, durable and sharp cutting
Shank diameter: 2.35mm; Head Diameter:0.8-10mm
Size:Shank diameter x head diameter (For example. 2.35x0.8mm, 2.35 is Shank diameter, 0.8 is head diameter)
Widly used: Used for sculpturing, dressing, precision grinding and internal grinding carbide in field stone, ceramics, glass, tile, marble, jewelry, rock etc and many the abrasive materials.