10-piece long carbide burr set 3 mm/1/8inch shank, total length 100 mm/3.94inch, head diameter 6 mm Tungsten carbide die grinder bits belongs to cemented carbide, it has high hardness and good wear resistance, suitable for handling hard textures. It has a long service life, the stability of a high-speed steel cutter is only one-tenth of it, and the stability of small grinding wheel is less than 1/200 of it Die Grinder Bits With a double-sided cutting function, providing ten shapes of grinding head for choice. Can be applied to a variety of textures for carving and grinding, is suitable for fine grinding, can also be used for deburring, and can be applied in wood carving, jade carving, metal grinding, as well as nuclear carving, egg carving, bone carving, stone carving, etc When starting or shutting down the tool, make sure the cutter head is in contact with the workpiece, otherwise it is easy to bend the handle and increase the risk of injury. If continuous contact cannot be guaranteed, that the tool does not exceed its maximum idling speeds. Wear ear, eye, and face protection devices and safety gloves, hold the tool tightly with both hands and swing the tool to avoid shaking The tungsten steel grinding head is suitable for narrow areas that are hard to reach, and it is widely used, with good results in machinery, aviation, automotive, shipping, industry, craft carving, and other industrial sectors. Used for pneumatic or electric drive tools, to control the speed, clamping clamping tool, using reverse milling cutting, to avoid chips flying, avoid reciprocating cutting Color: Silver Material: Metal Package Contents: 1 set * die grinder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.