... days lead time. 4.1500-2000 Hours guarantee 5.ISO9001:2008 1.Product Specification Material50MnQualityHeat-treated,HRC53-58ColorYellow or BlackTechniqueForging/CastingFinishingSmoothCertificateISO9002MOQ5 ... , SK220, SK300, SK320 7) Sumitomo: SH120, SH200, SH280, SH300, SH400 8) Mitsubishi: MS110, MS180 9) Samsung: SE210, SE 280Mutual Benefit is ...