With 118° tip grinding, DEWALT® Black Oxide Drill Bits deliver accurate holes. Produced in high quality high speed steel for extended durability.
Life - Special steel made from high-performance, high-speed steel (HSS) manufactured to DIN 33 for longer life
Hole Quality - Precision ground twist for rapid drilling, long life and excellent concentricity
Versatility - Suitable for portable or stationary drilling in steel cast steel, alloyed and non-alloyed material, grey cast-iron, spherical-graphite cast iron, sintered iron, nickel, brass etc. Up to 900n/mm