Irwin Uni-Bit 9-Step 1/4 to 3/4 Inch Step Drill Bit — VB3-938

The Irwin VB3-938 Uni-Bit is a 9-step step drill bit that drills, deburrs, and countersinks in a single operation. Designed for use in sheet metal, plastic, wood, and thin materials, it produces clean, burr-free holes in 9 sizes from 1/4 inch to 3/4 inch without a center punch. The split-point tip starts on contact for fast, accurate drilling. Ideal for electricians, HVAC technicians, and contractors working with electrical panels, junction boxes, and sheet metal enclosures.

• Brand: Irwin
• Part Number / SKU: VB3-938
• Steps: 9
• Size Range: 1/4 Inch to 3/4 Inch
• Shank: 1/4 Inch Hex
• Application: Sheet metal, plastic, wood, and thin material drilling

Available Variants:

• (1) Bit
• 12 Pack

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