Irwin Speedbor Max 1 Inch x 5 Inch Self Feed Bit — IFSB1

The Irwin IFSB1 Speedbor Max Self Feed Bit is built for fast, clean hole cutting in wood. At 1 inch diameter and 5 inches overall, it features three re-sharpenable cutting edges and a replaceable screw-point tip for extended service life in demanding drilling conditions. The 7/16 inch hex quick-change shank fits most standard drills and impact drivers securely. Ideal for electricians, plumbers, and contractors boring holes for pipe, conduit, and mechanical installations in structural lumber.

• Brand: Irwin
• Part Number / SKU: IFSB1
• Diameter: 1 Inch
• Overall Length: 5 Inch
• Shank: 7/16 Inch Hex (Quick Change)
• Cutting Edges: Three Re-Sharpenable Edges
• Screw Point: Replaceable
• Application: Wood boring for pipe, conduit, and mechanical installations

Available Variants:

• (1) Bit
• 12 Pack

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