... Material: HSS, SKD61, SKH51 ,SKD11,HSS M-2, SKH9, M-2, SKD11,ASP23,ASP30 etc. Raw material area: ... Sweden.Japen.Germany, Chinese. Hardness: HRC46 +-2 (S45C), HRC56+-2 (SKD11), HRC52+-2 (SKD61) or on the request.Standard: ... / Nos avandages : 1. Clean and tidy workshop. 2.Strick and serious manangement, skilled and expericenced technicians. 3 ... Road, Qingxia Village, Qingxi Town Dongguan Guangdong P.R.China