Solid Carbide Twist Drill Bits

Product Description Specifications Manufacturing process: Fully ground Standard: DIN1897, DIN338, DIN6537, DIN6539 Material: Tugnsten carbide ( K10, K15, K30 ) Point angle: 118º Tolerance: H10 for outer diameter and h6 for shank diameter Finish: Bright, TiALN Diameter: 2-20mm Suitable for cast iron, cast steel, carbon steel, alloy steel, quenched steel(under HRC60)