... :0.02mm 3)ISO9001:2008 4)9 years experience Stamping Sheet Metal Products With 9 years experience in stamping spare parts ... , Cr12mov etcHardness of steelHRC45~60Surface treatmentgalvanized , chromium plating,polishing, spraying, dust collection ,paintingand so onMould Life500,000~1,000,000 shotsFile ... ,UG prtMould PackingInner for PP bag, outer is wood case. Sheet Metal Stamping Products