Electric Grinding Accessories, Rotary Burr HSS Router Bits, 10Pcs, 3Mm

General Description These electric grinding accessories include 10 pieces of 3mm high-speed steel (HSS) rotary burrs, ideal for engraving, cutting, and polishing various materials such as wood, metal, and other non-metallic surfaces.They are designed for DIY use, providing high working efficiency and perfect grinding effect.Technical SpecificationsMaterial: 4241 High Speed SteelHardness: HRC 60Type: Woodworking Milling CutterShank Diameter: 3mmTotal Length: 40mmItem Weight: Approx. 27g/0.97ozPackage Size: Approx.8*3*1.1cm/ 3.15 * 1.18 * 0.43 inPackage weight: about 30g / 1.06ozRecommended rotation speed: 6000 to 440,000 rpmCompatibility and accessoriesSuitable for processing cast iron, cast steel, carbon steel, alloy steel, stainless steel, copper, aluminum, as well as marble, jade and bones.Usable with engraving machine or mini drill.UsageRotary cutters are convenient to use for carving metal and non-metallic surfaces.It is recommended not to exert pressure more than 4 kg during use to avoid damage to the tool. Other information Package list: 10 steel rotary burrs.