The self-feeding screw point is the key to its performance. Unlike standard drill bits that require firm pressure to start, this auger bit pulls itself into the workpiece the moment it makes contact. The coarse-thread screw tip bites into wood fibers instantly, providing positive traction that eliminates walking and ensures accurate hole placement.
Once engaged, the single-spur cutting edge takes over. This design feature scores the circumference of the hole before material is removed, creating a clean, well-defined edge that minimizes tear-out and splintering. The result is smooth entry and exit holes with a clean finish, whether working with soft pine or dense hardwoods like oak and maple.
The deep spiral flutes are engineered for rapid chip evacuation. As the bit advances, wood chips are channeled up and out of the hole, preventing clogging that can lead to overheating, binding, or stalled drills. This efficient chip flow allows for faster drilling speeds and longer continuous operation without the need to frequently back out the bit to clear debris.
This 1 inch x 12 inch auger bit is sized for a wide range of tasks. It is ideal for drilling through wall studs to run electrical wire or plumbing, creating mounting holes for floating shelf brackets, boring deep holes in lumber for joinery, and even drilling into tree stumps for removal applications. The 12-inch length provides the reach needed for these tasks while maintaining enough rigidity for precision work.

Product Specifications:
Bit Type: Wood Auger Drill Bit
Diameter: 1 inch (26 mm)
Overall Length: 12 inches (300 mm)
Shank Type: Hex shank, 9 mm
Material: High Carbon Steel
Features: Self-feeding screw point, single-spur cutting edge, deep spiral flutes

Applications: Softwood, hardwood, lumber, plywood, MDF, railroad ties, landscape timber, floating shelf installation, wiring through studs, tree stump drilling