... ,SKH-51 Hardness:60HRC~62HRC,58HRC~ Product: High Precision Die Button for Stamping Die Material:SKD-11,SKH-51Hardness:60HRC~62HRC,58HRC~Advantages ... Singarpore,Tailand and Vietnam etc .We are mainly manufacture die casting die componets(such as guide post,guide bushing,ball retainers ,punch ... always welcome.Welcome to your inquiry !Our factory: High Precision Die Button for Stamping Die