| 6 Pcs Tungsten Carbide Burrs Rotary Burr Set Head Die Grinder Bit Description: Great efficiency, high degree of finish, long service life and high accuracy. Easy to use, safe, reliable, economical and labor-saving. Work with high-speed electric grinders or pneumatic tools. Material: coarse cut tungsten steel hard alloy It can be used for Rotary File, Electric grinding polishing head, Engraving cutter. Engraving cutter, Cutting head is not easy to jam, peeling tool. High hardness, super coarse teeth,for fit Processing wood, aluminum, plastic, etc. Grinding high speed, Is industrial personal DIY supplies! Size(approx.): Shank Diameter: 3.15mm, Total Length: | |