Cobalt Drill Bit 3.5mm Bulk

Overview

3,5 mm Ø Cobalt jobber drill bits in BULK For industrial application. 10 pieces in a handy plastic slip-open container. 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