Irwin HSS Pro Drill Bits

The Irwin HSS Pro Drill Bit in 10mm diameter measuring 10.0 x 133mm comes individually packaged in a PVC tube, providing practical single-bit purchasing for professionals requiring occasional replacements. The 10mm diameter is widely used across construction, metalworking, and fabrication applications, particularly for large fixings, through-bolts, and general heavy-duty drilling operations. Constructed to DIN 338 standards from high-quality HSS steel, this drill bit features precision ground cutting edges that deliver fast drilling and perfect finishing. The ground flute design ensures maximum accuracy whilst promoting efficient chip removal, maintaining clean cutting performance throughout extended use. The universal 118° point shape ensures suitability for alloyed and unalloyed steel, non-ferrous metals, cast iron, and plastics.