Ø 5.0 x 86 x 52 mm. Powerful twist drill bit, suitable for all normal drilling work in generally common materials. - Powerful, ground twist drill made of high-performance high-speed steel. The completely ground twist drill has an increased concentricity. The TiN coating increases the surface hardness to approx. 2,300 HV and the hot hardness resistance up to 600 °C. Achievement of long tool life with increased cutting values.
Fields of application:
For steel, alloyed and unalloyed cast steel (up to 1100 N/mm² strength), grey, malleable, nodular and die cast iron, sintered iron, nickel silver,
graphite, short-chipping aluminium alloys, brass and bronze.