Alpen Drill Bit Set Cobalt 19Pc

19 Piece Cobalt drill bit set Alpen HSS-ECo Cobalt KP19 Jobber drill set in plastic cassette 19 pcs. Ø 1.0-10.0 mm. Range of application: 5% cobalt-alloyed jobber drills with high heat-resistance for drilling steels with tensile strength over 800 N/mm², especially suitable for high alloyed steels, bearing-steels, hot/cold-rolled steel. Ideal for stainless steel. For drilling into: • Structural steels < 400 N/mm² • Free cutting steels < 850 N/mm² • Unalloyed heat treatable steels < 1.100 N/mm² • Alloyed heat treatable steels < 1.300 N/mm² • Copper, brass, aluminium • Stainless steels • Grey cast iron, malleable cast iron • Plastics