IRWIN 10502273 HSS Pro DIN 338 Drill Bit Bulk (Pack of 10)

• These bits measure 4.2-Millimetres x 75-Millimetres and have a working length of 43-Millimetres.
• HSS PRO series bits are designed for drilling steel and steel castings, alloyed/non-alloyed steel, cast iron, non-ferrous metals, plastics
• A 118 split point shape provides optimum centring when starting and a faster drilling rate
• The high elasticity of this HSS (high-speed steel) bit ensures low risk of breakage even when drilling with smaller diameters.
• Close tolerances and high concentricity allow for maximum drilling precision.

Product Description Experience the versatility and durability of the IRWIN Tools HSS PRO series drill bit. These bits measure 4.2-millimeters x 75-millimeters and have a working length of 43-millimeters. HSS PRO series-series bits are designed for drilling steel and steel castings, alloyed and non-alloyed steel, cast iron, non-ferrous metals, plastics, and other materials. A 118 split point shape provides optimum centring when starting and a faster drilling rate that requires lower feed pressure than standard HSS drill bits with a chisel edge. The high elasticity of this HSS (high-speed steel) bit ensures low risk of breakage even when drilling with smaller diameters. Close tolerances and high concentricity allow for maximum drilling precision. Box Contains 1 x This pack contains 10 drill bit(s) sized to the following specifications: 4.2-Millimetre