The auger bits in this Faithfull 8 Piece Combination Auger Bit Set can be used in either a hand or power drill at low speeds. Machined from high quality carbon steel, they feature a pitched screw point for accurate starting with a wide flat spiral for improved stability straight tracking and fast waste removal. Augers may be used in timber, plywood, MDF and blockwood and can be resharpened using a hand file. Supplied in a robust aluminium storage case with a standard length of 200mm. Sizes: 6mm, 8mm, 10mm, 13mm, 16mm, 19mm, 22mm, 25mm.