General description Incredibly durable and sharp, the Rock Carbide Burr Set features 10 pieces of die grinder bits designed for metal, wood, stone, and plastic grinding. These burrs cut through materials effortlessly, making them ideal for various applications such as carving, engraving, and deburring. Technical specifications Shank Diameter: 1/4 inch (6.35 mm) Head Diameter: 6 mm, 8 mm, and 10 mm Head Length: 6.8 mm to 25 mm Total Length: 52 mm to 70 mm Material: Alloy Color: Silver Usage Ideal for cleaning holes, sharp edges, welds, slots, and hard-to-reach areas. Recommended for grinding welds and hardened steel with a tool drive power of 300-500 watts. For beginners, choose a cutter head diameter larger than the hole diameter to avoid instability. Do not press too hard; allow the speed of the tool to do the work. Other information Package Contents: 1 x Carbide Burr Bits (10pcs) Note: Light reflection and different displays may cause the color of the item to differ slightly from