10Pcs Carbide Burr Bits Set Compatible with Dremel 1/8", Rotary Tool Bits with Double-Cut Design, Die Grinder Bits Accessories for Metal Aluminum Wood Stone Steel Plastic Carving Cutting GrindingCarbide Burr Bits Set with 1 8 shank : These carbide burr bits set compatible with Dremel metal grinding bits, Hardell Milwaukee angle, straight air, electric die grinder bits. Very sharp, aggressive, better suited for sanding in tight spaces than grinding discs flap wheel. Sturdy and Wear Resistance : These die grinder drill bits are made of tungsten carbide steel, which is highly wear resistant. Even when grinding metals such as aluminum and copper,