Description:

The Irwin IFSB1-38 Speedbor Max Self Feed Bit 1-3/8" is built for fast, clean large-diameter hole cutting in wood. Designed with three re-sharpenable cutting edges and a replaceable screw-point tip for extended service life in demanding drilling conditions.

Ideal for electricians, plumbers, and contractors boring holes for pipe, conduit, and mechanical installations in structural lumber.

Specifications:

• Diameter: 1-3/8"

• Overall Length: 5"

• Shank: 7/16" Hex (Quick Change)

• Cutting Edges: Three Re-Sharpenable Edges

• Screw Point: Replaceable

• Application: Wood Boring

• Pack Size: 1, 12 Pack