Аксесуари для Draper Expert 55944

The ground HSS spiral drill bit for drilling through metal with maximum precision. The exposed 135-degree split self-centering point of the drill head combines active cutting with perfect centering wi ще→thout displacement for maximum precision. With the split tip, it is also unnecessary to mark center points in advance or pilot drill up to 10 mm. This precision-ground drill head, made of HSS (high-speed steel), provides up to 40% faster drilling and up to 50% lower clamping pressure than standard ground HSS cutting edge drill heads. This drill head is designed for drilling holes in alloyed and non-alloyed steel, cast steel, cast iron, sintered iron, reduced cast iron, non-ferrous metals and hard …