Irwin HSS Pro Drill Bits

The Irwin HSS Pro Drill Bit in 9mm diameter comes individually packaged in a PVC tube, providing practical single-bit purchasing for professionals requiring occasional replacements for this larger professional size. The 9mm diameter is commonly used for heavy metalwork, structural fabrication, and creating holes for large fixings and through-bolts in industrial applications. Constructed to DIN 338 standards from high-quality HSS steel, this drill bit delivers reliable performance across a wide range of demanding applications. The precision ground cutting edges provide fast drilling with perfect finishing, whilst the ground flute design ensures maximum accuracy and promotes efficient chip removal. The universal 118° point shape ensures suitability for alloyed and unalloyed steel, non-ferrous metals, cast iron, and plastics.