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Irwin Speedbor 2-1/8 in. Hardened Steel 5 in. L Hole Cutter

A self-feeding lead screw pulls this hardened steel bit through framing lumber so you're not forcing the cut by hand.
Irwin MPN 3046011
Sold Locally Only

This product isn’t sold on our website — see your local hardware store.

Typical Store Price i
Typical store price: low $37.99, average $44.99
In-Store Exclusive

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About Product Overview

Boring clean holes for wire and cable runs takes the right lead screw and the right cutting angle, and IRWIN built this Speedbor self feed bit to handle both without stalling out your drill. The self-feeding action pulls the bit through joists and studs instead of making you push, so you get consistent holes with less arm fatigue and less chance of burning out your motor. At 2-1/8" diameter, it's sized for the kind of electrical and plumbing rough-in work where you need a hole big enough for conduit or multiple cables to pass through cleanly.

The hardened steel construction holds an edge through repeated use in dimensional lumber, and at 5" long it's got the reach to get through standard framing members in a single pass. This is a single bit, not a set, so it's a straightforward buy for anyone who needs this exact size on a regular basis - electricians, plumbers, and framers running the same hole size job after job.

  • Diameter: 2-1/8"
  • Length: 5"
  • Material: Hardened steel
  • Self-feed lead screw design
  • Sub-brand: Speedbor
  • Sold individually (1 per package)

The Details Specifications

Brand Irwin
UPC 024721104762
Case Pack Quantity 1 per case
Retail Unit Quantity 1
Dimensions (L × W × H) 7 × 4 × 3
Weight 1 lbs
Country of Origin CHINA
Safety Data Sheet (SDS) Manufacturer documentation · opens in new tab
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