Suitable for stainless steel and up to a tensile strength of 900 N / mm ², forged steel, cast iron, sintered steel, malleable cast iron, non-ferrous metals, hard plastics. 
The tip for HSS-G with grinding and precision grinding results in a faster drilling rate of 40% and a thrust force of less than 50% compared to standard HSS drills with grinding and sharpening conical. Thanks to the tips with finish grinding cross chucks operations center punching or pre-drilling up to 10 mm Ø become superfluous 
Made from 0.3 mm to 40 mm diameter

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