punch die design mould 1,Materials: HSS M2, SKH9, SKD11 2, ... 0000times 4,8-10 work day punch and die design mould SpecificationsType circular, Square Header , hexagonal , R-shaped…MaterialHSS ... Machine Please specify the details of punch die design mould as follows when you inquiry1,The shape of punches ... need.2,The material of punches you want to use or the material of products you produced3,The products ...