Irwin 4X Blue Groove Flat Bit Set, 17 Piece


  • 6mm
  • 8mm
  • 10mm
  • 12mm
  • 13mm
  • 14mm
  • 16mm
  • 18mm
  • 19mm
  • 20mm
  • 22mm
  • 24mm
  • 25mm
  • 28mm
  • 32mm
  • 35mm
  • 38mm


Irwin 17 Piece Speedbor Max 4X Blue Groove Flat Bits have a patented groove point, and cutting edge designed to cut and not scrape the timber 4 times faster than standard flat bits.

The parabolic scoop optimises control and removal of wood chips. Increased relief angle from 12° to 17°.

The shank is 157mm in length and 10% larger in diameter for added durability.


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