Description Bosch HSS Metal Drill Bit Set 25pc. Suitable for alloyed and non-alloyed steel to a tensile strength of 900N/mm2 takes on cast iron, malleable cast iron, cast steel, sintered iron, hard plastics and non-ferrous metals. Precision ground HSS-G bits enabling arond 40% faster drilling rate plus up to 50% lower feed pressure than standard ground HSS drill bits with a chisel edge. The self-centered split point drill tip means there is no need to pre-punch or pilot drill up to 10mm diameter. Drill bit shape: Two cutter cylindrical two flute Drill bit tip inclinations: 135 degrees. Sizes: 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5m, 6mm, 6.5mm, 7mm, 7.5mm, 8mm, 8.5mm, 9mm, 9.5mm, 10mm, 10.5mm, 11mm, 11.5mm, 12mm, 12.5mm & 13mm. Tough storage case.
