Double Cut Carbide Burr Set 20pcs Die Grinder 1/8 Inch Tungsten Carbide Cutting Burrs For Wood Work f74DOUBLE-CUT Design: Double groove with -wire design, more suitable for low density materials such as wood plastic and aluminum, can quickly remove 10 x Head Dia.3mm with Overall Length 38mm and 10 x Head Dia.6mm with Overall Length 43 to 50mm.Made of high- tungsten carbide steel, it is sharp, strong, and has a long service life, 10 more durable than high-speed steel knives. Suitable for use on wood, balsa, wax, , marble, steel, welds, stainless steel, brass, copper, bronze, aluminum and many other materials.Universal size 1/8 inch diameter, compatible with and tools with three- chucks and 1/8 inch collets, such as air tools, die grinders, etc.Color: silverMaterial: tungsten steelPackage Contents:20 x Carbide BurrsOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.