Irwin HSS Pro Drill Bits

The Irwin HSS Pro Drill Bit in 3.3mm diameter comes individually packaged in a PVC tube, offering convenient single-bit supply for professionals requiring this specialist size. The 3.3mm diameter is particularly useful for specific engineering applications and creating precise clearance holes where this exact dimension is specified. 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 facilitating efficient chip removal throughout the drilling process. The universal 118° point shape ensures suitability for alloyed and unalloyed steel, non-ferrous metals, cast iron, and plastics.