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IRWIN Unibit 3/8-in 2-Step Drill Bit (7/8-in and 1-1/8-in) in the Step Drill Bits department at Lowes.com
Airgas - VIS10220 - IRWIN® SpeedPoint®/Unibit® 7/16" 3-Flat Shank Titanium Nitride Coated Step Drill Bit
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IRWIN Unibit 3-Piece 3/8-in Step Drill Bit Set (1/8-in to 1/2-in) in the Step Drill Bits department at Lowes.com
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IRWIN Unibit High-Speed Steel Fractional Self-Starting Step-Drill #5, 10235 - Jobber Drill Bits - Amazon.com
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Amazon.com: Neiko 10193A Titanium Step Bits, Unibit Set, 28 Sizes, High Speed Steel, Standard (SAE) Step Drill Bit Set, Step Bits for Metal. Unibit Step Drill Bits, Industrial Unibit : Industrial &
![IRWIN Unibit 3-Piece Set Step Drill Bit Set (3/16-in to 7/8-in) in the Step Drill Bits department at Lowes.com IRWIN Unibit 3-Piece Set Step Drill Bit Set (3/16-in to 7/8-in) in the Step Drill Bits department at Lowes.com](https://mobileimages.lowes.com/productimages/8aab6c58-579f-4ea7-9da7-22e9aaa892d0/42172851.jpg)
IRWIN Unibit 3-Piece Set Step Drill Bit Set (3/16-in to 7/8-in) in the Step Drill Bits department at Lowes.com
Irwin Unibit 1/4 to 1-3/8 in. X 6 in. L High Speed Steel Step Drill Bit Hex Shank 1 pc - Ace Hardware
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