Cobalt Drill Bits

Ultimate HSS cobalt drill bit for drilling hole into stainless steel, steel, brass, copper, & plastic. Precision-ground HSS-Co drill bits with 5% cobalt content.
Below are the part number and description of Drill Bits:
DB3CC Cobalt Drill Bit 3mm
DB3.2CC Cobalt Drill Bit 3.2mm
DB3.5CC Cobalt Drill Bit 3.5mm
DB4CC Cobalt Drill Bit 4mm
DB4.2CC Cobalt Drill Bit 4.2mm
DB4.5CC Cobalt Drill Bit 4.5mm
DB5CC Cobalt Drill Bit 5mm
DB5.2CC Cobalt Drill Bit 5.2mm
DB5.5CC Cobalt Drill Bit 5.5mm
DB6CC Cobalt Drill Bit 6mm
DB6.5CC Cobalt Drill Bit 6.5mm
DB7CC Cobalt Drill Bit 7mm
DB7.5CC Cobalt Drill Bit 7.5mm
DB8CC Cobalt Drill Bit 8mm
DB10CC Cobalt Drill Bit 10mm
DB10.5CC Cobalt Drill Bit 10.5mm
DB12CC Cobalt Drill Bit 12mm
DB12.5CC Cobalt Drill Bit 12.5mm
DB13CC Cobalt Drill Bit 13mm