Bosch PRO HSS-G Drill Bit

The Bosch HSS-G Twist Drill Bit in 12mm, supplied as a single bit, is the highest combination variant in this range — ideal for those needing a single, large-diameter precision drill bit for metal, cast steel, sintered iron, malleable cast iron, non-ferrous metals, and hard plastics. The 135° self-centring split-point tip eliminates wandering with no pre-punching required. Ground from precision HSS, it achieves up to 40% faster drilling and up to 50% lower feed pressure than standard chisel-edge HSS bits. Manufactured to DIN 338 Type N, h8 diameter tolerance. Features and Benefits: • 135° self-centring split-point tip for maximum precision — no pre-punching required up to 10mm diameter • Up to 40% faster drilling rate than standard-ground HSS bits • Up to 50% lower feed pressure than standard-ground HSS bits with chisel edges • Precision-ground HSS for fast, accurate results • Cylindrical shank (shank equals drill bit diameter) for use in drill stands and drill drivers • Manufactured to DIN 338, Type N, 135° tip, diameter tolerance h8 Specifications: Diameter (D) mm: 12 Total length (L2) mm: 151 Working length (L1) mm: 101 Net Weight of the product: 0,092 KG Contents: • Pack of 1