四导柱上模座 meaning in Chinese

holder for sliding guide die sets for press tools―punch holder for four pillar sets

Holder for ball slide die sets for press tools - punch holder for four pillar sets
冲模滚动导向模座四导柱上模座
Holder for sliding guide die sets for press tools - punch holder for four pillar sets
冲模滑动导向模座四导柱上模座
Holders for anti - friction bearing die sets of fine blanking die with feied punch . punch holders of four - pillar set
精冲模固定凸模式滚动导向模座.四导柱上模座