- The Irwin 19 Piece Metric HSS Professional Drill Bit Set offers industrial quality with outstanding performance and a long service life. - Suitable for drilling steel and steel castings, alloyed and non-alloyed steel, cast iron, non-ferrous materials, plastics and other materials. - The 118° split point shape provides optimum centring when starting and a faster drilling rate. - Supplied in a hardwearing metal storage case. - Sizes: 1, - 1.5, - 2, - 2.5, - 3, - 3.5, - 4, - 4.5, - 5, - 5.5, - 6, - 6.5, - 7, - 7.5, - 8, - 8.5, - 9, - 9.5 - 10mm.
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