Bosch Professional Zubehör 6-piece metal drill bit set, Robust Line, HSS-TiN, 135°, 2-8 mm

The ground HSS-TiN spiral drill achieves maximum durability when drilling metal. When used with an appropriate cooling system, the titanium nitride coating minimizes friction and wear as much as possible. The high surface quality of this ground HSS spiral drill ensures extended usability. It is suitable for alloyed and unalloyed steel, ductile cast iron, gray cast iron, sintered iron, nickel silver, copper, bronze, and hard plastics like acrylic glass. The HSS-TiN spiral drill is manufactured according to DIN 338. It belongs to drill type N (small side cutting angle) with a drill point of 135 degrees and a diameter tolerance of h8. The cross-ground drill point allows for active drilling initiation and perfect centering without wandering. Not suitable for aluminum. Use only with coolant.