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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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Amazon.com: Lichamp Jumbo 2-3/8" Unibit Step Drill Bit for Metal, Extra Large Drill Stepper Bit for Hard Metal Heavy Duty, 12 Sizes from 1/4" to 2-3/8", Spiral Grooved, C5BK : Industrial &
Airgas - VIS10220 - IRWIN® SpeedPoint®/Unibit® 7/16" 3-Flat Shank Titanium Nitride Coated Step Drill Bit
![Step Drill Bit Set, Automatic Center Punch Unibit [Titanium Coated, Double Cutting Blades/Cobalt High Speed Steel/Short Length Drill] 5 Pcs Multiple Hole Bits Set Total 50 Sizes with Aluminum Case Stonego Tool Step Drill Bit Set, Automatic Center Punch Unibit [Titanium Coated, Double Cutting Blades/Cobalt High Speed Steel/Short Length Drill] 5 Pcs Multiple Hole Bits Set Total 50 Sizes with Aluminum Case Stonego Tool](https://canary.contestimg.wish.com/api/webimage/5db6a7a399657b391dc0c3cd-large.jpg?cache_buster=2333357d771605cce243031ab1ce55cf)
Step Drill Bit Set, Automatic Center Punch Unibit [Titanium Coated, Double Cutting Blades/Cobalt High Speed Steel/Short Length Drill] 5 Pcs Multiple Hole Bits Set Total 50 Sizes with Aluminum Case Stonego Tool
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