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- Irwin Unibit® - Unibit® Step Drill Sets
Irwin Unibit® - Unibit® Step Drill Sets
Fast-penetrating step drill bit sets
- Power tools feature single-fluted cutting-edge that assures true round holes and allows greater control with less vibration.
- Eliminates the need for center punching.
- Step drill bit sets with New SpeedPoint™ tip provides six times faster initial penetration time than before.
- Irwin Unibit® drilling & fastening tools come in 10 sets per box.