Specifications: Brand: Total Tools Model: TAKC1004 Product: HSS Rotary Cutter Material: Tungsten Carbide Double Cut Shank: 6mm Head Size: 8mm Function: Carbide burs are used for shaping, grinding, and for the removal of sharp edges, burrs, and excess material (deburring). Compatibility: Used on pneumatic or electric die grinders Packaging: Plastic box packaging