PUNCHESRound punches according to ISO 8020 and DIN 9861. Round punches shape Aaccording to ISO 8020 High speed cutting steel 1.3343 or similar Hardeness approx. 62 HRC Shop and CAD Round punch with conical head DIN9861 shape D-HSSaccording to DIN 9861 High speed cutting steel 1.3343 or similar Hardeness approx. 64 HRC Shop and CAD Round punch with conical head DIN9861 shape DA-HSSaccording to DIN 9861 High speed cutting steel 1.3343 or similar Hardeness approx. 64 HRC Shop and CAD