Application of Sae M42 tool Steel HSS Suitable for manufacturing various strong cutting tools with wear-resistant, resistant to impact. Advanced punching die, screw die, the toughness and complicated shape of the punch, etc. Roll cutting tool industry: scraper, serrated knife, iron knives, drill bits, etc. Forging industry: forging die. Screw industry: heading forming mould, such as teeth, punch Quality Assured of Sae M42 Steel Quality assured by ISO 9001:2008 quality management system. Whatsmore, Our all M42 tool steel all had by SEP 1921-84 ultrasonic inspection (UT Test). Quality Grade: E/e, D/d, C/c. If you have any M42 Tool steel inquiry and question for Price, Application, hot treatment, Please dont hesitate contact us.