The 3.5mm Irwin Turbomax HSS Drill Bit measures 3.5 x 70mm, offering increased capacity for slightly larger fixings and more demanding drilling applications. This size is particularly useful for heavier gauge metalwork, thicker sheet materials, and applications requiring a more substantial hole diameter. Suitable for portable and cordless drills, this bit is primarily designed for drilling metal and sheet metal, though it performs exceedingly well in wood and plastics. The 70mm overall length pr
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