21/64 Oxide Bit

Description:

Item # 10K8Q5UPC: 045242166985
THUNDERBOLT BLACK OXIDE DRILL BIT

  • Longer life & faster drilling times
  • Parabolic flute, clears chips faster
  • 135 degree split point
  • Offers precision start w/ no walking
  • 3-flat secure grip shank
  • Reduces bit slipping in chuck
  • Sizes above 3/8" have 3/8" reduced shanks
  • Quantity per Pack: 1 / Pack