Bosch 13 x 170 x 235mm Auger Drill Bit

The self-feeding tip pulls the bit through completely, allowing for fast precision drilling of straight holes and high chip removal rate due to optimized low friction flute geometry with a solid centre Hex shank for maximum power transfer when using standard three-jaw drills and hexagonal drill drivers. Suitable for all soft and hard woods, even wet wood Ideal for use in ancillary building trade, for joiners and roofers Can be used in all drills with 13 mm chuck For through-holes, pre-drilling for rafter nails and for deep dowel holes Precision-ground for accurate dimensional stability when drilling