Twist drill made of HSS, fully ground from solid, long version, cylindrical, special spiral for good chip removal when drilling deep holes and for greasing materials. Profi le crosswise sharpened acc. to DIN 1412C, point angle 135°. Tolerance of diameter h8. Suitable for highest quality demands of industry and craft. For drilling alloyed and not alloyed steel and cast steel up to 900 N/mm², grey and malleable cast iron, spheroidale graphite iron, sintered iron, German silver, graphite and so on. Available in fi ve different lengths.