Bosch Cobalt Metal Drill Bits Provide 4x Longer Life Than Standard High-Speed Steel Drill Bits, Plus They Provide Outstanding Performance In Stainless Steel
Manufactured from cobalt – for drilling in hard and abrasive materials
No-skate tip – for clean and accurate starts
Three-flat shank – promotes better grip on bits 3/16 In. and larger
Designed for very high drilling temperatures – for superior performance in stainless steel