Tungsten Carbide Rotary Burr Set, 10pcs Carbide Steel Rotary Files Burr Set Rotary Drill Die Grinder Rotary Tool for Woodworking Drilling Carving Engraving-Double Cut-

Description: This is a set of 10 pieces rotary burs in various shapes for multiple purposes, and it can be used to cut cast iron, cast steel, carbon steel, alloy steel, stainless steel, copper, aluminum, marble, jade, bone, etc. Specifications: Material: Tungsten carbide steel Type: Double Cut, Single Cut(optional) Shank Diameter: 3mm Cutting Head Diameter: 6mm Speed: 1000~3700R/min Processing Hardness: ?85HRA Note: Rotary file in pneumatic or electric tools, the speed is generally 1000~3700R/min, must clamp the tool firmly. Package Includes: 10 x Rotary Burrs