... die fittings for Press die punchOur customer can avail top class ball bearing cages from us. These cages ... white colour,POMS,POMBS,POMM,POMBM,POMT,POMBT type;NO 2:Aluminum bushing(white,cupreous colour,ALBS,ALS, ... ALM,ALBT,ALT type );NO 3:Copper bushing(copper-colored, CUS,CUM,CUT type).Also each type with the ... Kind has more steel balls than the Standard type with the same specifications, it is more ...