Combination augers can be used in either a hand or power drill at low speeds.
Each one has a machine pitched screw point for an accurate start to drilling.
The wide edge of this drill twist helps to maintain direction when drilling at an angle.
The open spiral shape allows the fast removal of shavings so that entry is quicker.
Resharpenable with a file.
Set contains 1 each: 6, 8,10,13,16,19,22 and 25mm. (Overall length 200mm).