13mm HSSG Metal Drill Bit

Dewalt

With 13mm diameter, these metal drill bits feature a milled shaft and are made by high-performance, high-speed steel (HSS) manufactured to DIN 33 for longer life. Drills above 13mm (1/2") have a shank reduced to 12.7mm. For use in alloyed and unalloyed steels up to 900N/mm2 steel cast steel, grey cast-iron, sphericalgraphite cast iron, sintered iron, nickel, brass, etc. Precision ground twist for rapid drilling, long life and excellent concentricity. Suitable for portable or stationary drilling in steel cast steel, alloyed and non-alloyed material, grey cast-iron, spherical-granite cast iron, sintered iron, nickel, brass etc up to 900N/mm², Special steel made from high-performance, high-speed steel manufactured to DIN 33 for longer life, Precision ground twist for rapid drilling, long life and excellent concentricity Patented web taper is 2X larger than the competition for increased strength, rigidity and breakage resistance