Irwin 10502789 Wood Auger Drill Bit Extension 10-25 x 450mmThis Irwin extension bar is designed to lengthen the reach of your auger drill bits. It is suitable for use with drill diameters ranging from 10-25mm, allowing you to tackle deeper drilling tasks.Features Extends the reach of auger drill bits. Hex shank prevents slipping in the chuck. Suitable for drill diameters 10-25mm.Specifications Brand: Irwin MPN: 10502789 EAN: 5709131134732 Length: 450mm