Bosch Foret pour métal HSS DIN 340 2608596821 – Ø 5,5 mm, 139 mm, tige cylindrique – 5 pièces

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