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