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#1 Unibit Step Drill 13 Hole Sizes


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$32 .23
$17 .24

#1 Unibit Step Drill 13 Hole Sizes

IRWIN has been producing high quality metal cutting tools for over 40 years in our domestic manufacturing faculty. Our experience combined with a continuous focus on the values that we hold dear: 1) end-user obsession, 2) innovation, and 3) continuous improvement allow IRWIN to be a leading supplier to some of the world's largest manufacturers.

  • Single-fluted sitting edge assures true round holes and allows greater control with less vibration
  • Ideal for drilling holes in thin material such as mild steel, cooper, brass, aluminum, Plexiglas, wood and laminates
  • Speed point tip-provides 6 x faster initial penetration time that before
  • Eliminates the need for center punching
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