Twist drill HSS - Maykestag DIN 338 RN 7.9 mm.

This precision-ground twist drill features a cross-bevel A-C short design with right-hand cutting and a cylindrical shank. It is of industrial quality, suitable for drilling alloyed and unalloyed steels, grey cast iron, malleable cast iron, copper alloy, nickel silver, graphite, and sintered iron. Key features include wide grooves and a reinforced core, allowing for a drilling depth nearly equal to the twist length and efficient chip removal. The point angle is 118°, and the surface is blued from 1.0 mm, with all dimensions starting from 4.0 mm featuring special grinding "AC". This drill is designed for NC machines, ensuring precision due to a modern grinding process and break stability thanks to CNC-controlled heat treatment.