Bosch Spur Auger Drill Bit with Hex Shank 25mm x 160mm (517FW)

For fast drilling-accuracy when producing through-holes, pre-drilling for rafter nails and drilling deep dowel holes in wood. Heavy-duty self-feeding tip pulls the bit through completely, which allows for quick and effortless precision-drilling. Optimised low-friction flute geometry with a solid centre and scoring spur with precision-ground main cutting edge deliver straight, accurate holes, high chip removal rate and increased speed. Ideal for use in the ancillary building trades, for carpenters and roofers, and is suitable for soft and hard wood. Hexagonal shank system for maximum power transfer in standard three-jaw drills and hexagonal drill driver chucks with a 13mm chuck.

• 1/4" Hex Shank
• S2 Grade Steel Construction
• Self-Feeding Threaded Tip
• Suitable for Drilling in Softwood and Hardwood

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