Combination Auger Quad Bit Set 4 Piece

4-cutting blades for a superior performance.4-flutes for fast waste removal.Screw tip for positive starting. Precision machined from high quality steel. Spur and cutting edges ground and honed for clean cut outs. Tang designed to lock in braces or power drills. Resharpenable with a file. 4-piece set in rugged aluminium carry case.Set contains the following sizes: 16, 19, 22 and 25 mm Overall length 190 mm / 7 -+in