
The Irwin 13 x 380/300mm auger bit is the extended-length option for deep, clean 13mm holes in timber and nail-embedded wood. Its self-pulling thread feeds the bit into the material while the spiral 'LEWIS' groove clears chips for fast drilling at depth.
The peripheral cutting edge keeps holes clean with minimal spalling, while the extra length suits beams, posts and stacked timbers. Add other diameters to put together an Irwin auger drill bit set for services and joinery.
The Irwin 13 x 380/300mm Auger is a durable drill bit designed for accurate drilling in tough materials, including nail-embedded wood.
It is engineered for precision drilling, featuring a self-pulling thread that ensures accuracy. Its spiral groove shape, known as 'LEWIS', facilitates maximum chip transport and enhances drilling efficiency. The peripheral cutting edge is designed to create clean holes with minimal spalling. This auger accommodates both cylindrical and hexagonal shank chucks.
It drills a 13mm diameter hole.
It has a 380mm overall length with a 300mm working length for deeper holes.
Yes. It is built for accurate drilling in tough timber, including nail-embedded wood.
It lets you drill deeper holes and reach through thicker timber than a standard auger bit.
The spiral 'LEWIS' groove transports chips out of the hole for efficient drilling.

