Cobalt Drill Bit, 9/64" & Black Oxide Drill Bits

$5.50

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Description:

Cobalt Drill Bit

  • Sold individually
  • Sized for stainless drill bits
  • Sharp, long-lsting tips

Black Oxide Drill Bits

  • made with a softer metal and more break resistant than the cobalt bits, they may lose sharpness after maderate use.