Selfeed Bit

A self-feed drill bit is a heavy-duty wood-boring bit designed for fast, efficient drilling in large-diameter applications. Ideal for electricians, plumbers, and contractors, it is commonly used to create clean holes in wood for running conduit, pipe, and wiring.

Equipped with a threaded screw tip, the bit pulls itself into the material, reducing the need for applied pressure and increasing drilling speed. The aggressive cutting edges ensure smooth, clean holes, while the wide flutes efficiently remove wood chips to prevent clogging and overheating.

Manufactured from hardened steel, self-feed bits are built for durability and long life, even under demanding jobsite conditions.

Key Features

• Self-feeding screw tip for fast, effortless drilling

• Designed for large-diameter holes in wood

• Wide flutes for efficient chip removal

• Durable hardened steel construction

• Replaceable or resharpenable cutting components (on select models)

Typical Applications

• Running electrical conduit and wiring

• Installing plumbing pipes and fittings

• Drilling through studs, joists, and beams

• Construction and remodeling projects

Usage Tips

• Use with a high-torque drill (low RPM, high power)

• Maintain a firm grip—bit can grab aggressively

• Clear chips periodically for smoother operation

• Avoid use on metal or masonry materials

Summary

Self-feed bits are the go-to solution for fast, powerful drilling in wood, offering superior speed and efficiency for large-hole applications. Their self-feeding design and rugged construction make them essential for professional trades and serious DIY work.