Product Description 1/4'' Double Cut Tungsten Steel Carbide Rotary Burr Die Grinder Shank Bit Set US Specifications: Material: Carbide alloy Shank diameter: 1/4" (6.35mm) Groove: Double Rotary Quantity: 8pcs/set Set includes: 1 pc 1/2" x 1" cylindrical shape 1 pc 3/8" x 3/4" cylindrical shape 1 pc 3/8" x 3/4" cylindrical radius end 1 pc 1/4" x 5/8" cylindrical radius end 1 pc 1/4" ball shape 1 pc 3/8" ball shape 1 pc 3/8" x 3/4" tree shaped radius end 1 pc 1/2" x 1" tree shaped radius end Features: The carbide alloy rotary file use is extremely widespread, applies in the mold processing manufacture. Machine parts bevel edge, inverted round and trench processing. Good processing quality, finish high, long service life. Can process a variety of high-precision mold cavity. Can be processed cast iron, cast steel, carbon steel, alloy steel, stainless steel, copper, aluminum and other metals, and marble, jade, bone and other non-metallic. Easy to grasp, easy to use, safe and reliable. Reduces the arduous manual labor greatly, reduce the cost of production. Widely used in machinery, automobile, building, chemical, craft sculpture ect.. The carbide alloy rotary file main supporting the use of electric tool or the use of electric tool or the pneumatic tool (may also install on machine tool) Package included: 8pcs Double Cut Carbide Rotary Burr Set Note: Please allow 0.1-0.5mm difference due to manual measurement and slight color variation for different display setting. SKU Weight Net Weight 10-MC.BD.216-H 10OZ 10.06OZ x - FR ENVELOPE 2 - PADDED FR ENVELOPE 4 - REGIONAL BOX A 6 - MEDIUM FR BOX Product Description 1/4'' Double Cut Tungsten Steel Carbide Rotary Burr Die Grinder Shank Bit Set US Specifications: Material: Carbide alloy Shank diameter: 1/4" (6.