Price $14.35/EA

Countersink Drill Bit, 11/64" Dia, 4" OAL, 4-Flute, 1/4" Dia Shank, IRWIN 1882782

Tapered drill with widened flutes for drilling fast, clean pilot holes. 1/4 in quick change shank reduces slipping in standard chucks and is compatible with all 1/4 in quick change chucks, including impact drills. Adjustable four-cutter counterbore cuts and clears chips quicker for fast, smooth countersinking. Counter bore attaches to flats on shank with two hex screws for a secure fit and can be adjusted for controlled pilot hole depth.

  • Tapered drill with widened flutes for drilling fast, clean pilot holes
  • Adjustable four-cutter counterbore cuts and clears chips quicker for fast, smooth countersinking
  • Counterbore attaches to flats on shank with two hex screws for a secure fit and can be adjusted for controlled pilot hole depth
  • 1/4 in quick-change shank reduces slipping in standard chucks and is compatible with all 1/4 in quick-change chucks, including impact drills
  • Adjustable stop collar attaches to counterbore with two hex screws for a secure fit and can be adjusted for desired counterbore depth