precise and safe center punching of workpieces, in industry, workshop or at home, accurate placement of the drill, safely centered holes, precisely ground tip, high hardness, extremely durable, re-tempered impact head, prevents splintering according to standard specifications, round, knurled shaft, secure grip in wet or oily environments, special alloy based on spring steel, exceptional elasticity with high hardness, laser-inscribed with serial number, lifetime warranty, observe safety regulations when working with impact tools: www.pbst.chsafe