... ball bearing)Material:Aluminum,POM, BrassStandard ball and non-standard follow customers requirementWithout MOQSample is free Referance :MISUMI, ... HASCO,FUTEBA,DME,DANNY standard. New Era Precision Mold Accessories Co.,LTD is ... : Standard parts for plastic mold : Ejector pin, step ejector pin, Rectangular ejector pin,Ejector sleeveStandard parts for press mod:Punch, Die,guide ...