Abracs AWDB220230 Auger Drill Bit 22mm x 230mm The Abracs AWDB220230 Auger Drill Bit has a 22mm diameter, a working length of 145mm, an overall length of 230mm and a hex shank. Abracs Auger Drill Bits are spiral-shaped, designed to produce clean, deep holes in wood material applications. Sharp spurs at the tip guide the bit into the wood ensuring a smooth and uniform hole throughout. Manufactured with high grade carbon steel and a centre point with screw resulting in less downward pressure being required for them to bite into the work piece. The wide deep flighting of these bits allows efficient removal of wood shavings and prevents the hole from becoming clogged. Supplied in a plastic tube. Features: Manufactured with high grade carbon steel centre point with screw  Pin point accuracy Heavy duty Long life Specification: Diameter: 22mm Working Length: 145mm Overall Length: 230mm Shank: Hex