Tungsten Carbide cutter Rotary Burr Set CNC Engraving Bit Type: Rotary Burr High production efficiency Long service life Easy to use, safe and reliable Shank diameter: 3mm (About 1/8 '') Cutting edge diameter: 6mm Total length: about 50mmPackage included: 1PC 1/8 carbide rotary file OR 10PCS/Set 1/8 carbide rotary file (A, B, C, D, E, F, G, H, I, J)
