2607010538 - Robust Line Metal Drill Bit Set, 13 pcs. HSS-G, 135 degrees 1.5- 2- 2.5- 3- 3.2- 3.5- 4- 4.5- 4.8- 5- 5.5

Cylindrical shank, for use with drill drivers and pillar drills. The ground HSS metal drill is suitable for drilling metal with the highest precision. The ground HSS drill with a 135 degree rake angle combines active cutting with perfect centring without slippage, offering the highest precision. The precision-ground and ground HSS metal drill also eliminates the need for pre-drilling or pilot drilling up to 10 mm, achieves 40% faster drilling progress and 50% lower thrust force compared to standard-ground and conically ground HSS drills. For alloyed and unalloyed steel up to a tensile strength of 900 N/mm2, forged steel, grey cast iron, sintered iron, malleable cast iron, non-ferrous metals, hard plastics. Right-hand metal drill type N, 135 degree rake angle, quadruple point to DIN 338, diameter tolerance h8.