sleeve and core pin,ejector sleeve pin,precision core pins Material:SKD- ... .SKH-51.SKD-11 Hardness:55-58HRC MOQ:unlimited sleeve and core pin,ejector sleeve pin,precision core pins1.Material:SKD ... ","HASCO","D-E-M"&"DANLY" 3.Material:SKH-11.(JIS),D2(AISI),1.2379(DIN)Hardness:58-60HRCTolerance:+/-0.002MOQ:unlimitedStandard ...