• Long, ground HSS twist drill bit for precise drilling of deep holes
• Self-centering drill tip with cross grind and 135° point angle
• No center punching or pre-drilling required up to 10 mm diameter
• Precision ground for 40% faster drilling progress and 50% less feed force
• Suitable for alloyed and unalloyed steel, cast steel, cast iron, sintered iron, malleable cast iron, and hard plastic
• Cylindrical shank with diameter matching the drill bit
• Manufactured according to DIN 338, drill type N with small side cutting angle and h8 diameter tolerance