DingGreat 5Pcs 6mm Shank 10mm Cutting Head Tungsten Carbide Double Cut Rotary Point Burrs Die Grander Cutter Bit Set for DIY Woodworking Metal Polishing Engraving Drilling

Material: Tungsten steel Solid Carbide. Shank: 1/4 inch(6mm), Cutting edge diameter: 10 mm. Double-cut style has rows of cutting teeth cut in two intersecting directions for fast material removal and a rougher finish. Processing hardness can reach up to HRC70. In a great part of working, it can replace Petiole small wheel. Convenient control, using simple, safe and reliable, no dust pollution, improve the working environment. Process a variety of metals (including hardened steel) and non-metallic (such as marble, jade, bone), wood carving choice.