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Irwin® 1882630 Small Countersink Wood Bit, 7/64 in Dia, 3-3/8 in OAL, 1-1/2 in L Wide Flute, 1/4 in Shank



Irwin® Countersink Wood Bit, Small, Drill Style: Countersink, 7/64 in Diameter, 3-3/8 in Overall Length, 4 Flutes, Wide Flute, 1-1/2 in Flute Length, 1/4 in Shank, Quick-Change Shank, HSS Cutting Edge, HSS


Cutting Edge Material HSS
Diameter 7/64 in
Drill Style Countersink
Flute Length 1-1/2 in
Flute Type Wide
Material HSS
Number of Flutes 4
Overall Length 3-3/8 in
Shank Size 1/4 in
Shank Type Quick-Change
Type Small


  • Adjustable 4-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
  • For no 4 screw
  • 1/4 in counterbore
  • 1/4 in plug
  • 1/8 in hex key
  • Tapered drill with widened flutes for drilling fast, clean pilot holes


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