Hardness: 58-60HRC 53-56HRC 60-62HRC 62-64HRC 64-67HRC 88-90HRA Surface: TiN TiCN TiAIN TiC CrN AlCrN CrAlTin DLC Naco Chrome Oxiding Standard Punch Code: DIN9861 ISO8020 DIN1530D & special drawings design
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