Irwin UniBit Step Drills

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The Irwin Unibit Step Drills enable you to drill holes without having to drill a pilot hole or apply much pressure. New SpeedPoint tip provides 6X faster initial penetration time, and eliminates the need for center punching Single-fluted cutting edge assures true round holes, and allows greater control with less vibration Ideal for drilling holes in thin materials such as mild steel, copper, brass, aluminum, plexiglass, wood, and laminates Available in several sizes Show more