This is a set of tungsten steelcutting burs. The burr set include all of the most burrs shapes and sizes for cutting, , engraving, notching, grinding, grooving, routing, and more. Suitable for deburring and polishing cast iron, cast steel, carbon steel, alloy steel, stainless steel and other materials. Features - Color: Silver. - Material: Tungsten Steel. - Packing Size: Approx. 9.8x6.4x1.1cm. - These burrs are made of tungsten carbide steel for high hardness and high abrasion resistance. - Various shapes that you can use for multiple purposes. - Fit many electric powered or pneumatic powered . - Could cut cast iron, cast steel, carbon steel, alloy steel, stainless steel, copper, aluminum, marble, jade, bone, etc. - Widely used for , shaping and for the removal of edges or corners, burrs and excess material. - Warm Tip: Dear buyer, due to lighting effect, monitor’s brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 1 x Set of Tungsten Steel Carbide Burrs