Countersink Drill Bits (Set of 4)

$8.97 $19.97

Drill into wood easily with these drilling bit set!

These drill bits are specially designed to drill perfect pilot holes into wood. Making woodworking projects easier, this set includes 4 sizes and works with most electric drills.


  • Four piece set includes bits for drilling pilot holes for screw sizes #6,#8,#10 and #12.
  • Specially designed steel counter sleeve countersinks or counterbores pilot hole.
  • Adjustable counter sleeve depth with Allen wrench.
  • Standard hex shank is quick change compatible.
  • Drill and countersink for wood screws without changing bits.
  • Drilling length can be adjusted for various length screws simply by loosening and tightening the setscrew.


  • Material: HSS Drill 4241
  • Black chamfer drill body material: steel 45
  • Dimension:
    • 6# 2.38mm (0.0937 inch) x 55mm(L)
    • 8# 2.78mm (0.1094 inch) x 60mm(L)
    • 10# 3.175mm (0.125 inch) x 63mm(L)
    • 12# 3.56mm (0.14 inch) x 65mm(L)
  • Shank: 1/4 hex shank.
  • Package included:
    • 4 x Countersink Drill Bits
    • 1 x Hex Shank

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