Профессиональный производитель пресс-форм для фитингов для пластиковых труб с 20-летним опытом - Spark Mold
This set of heavy duty water filter fittings mold is designed with 3 sets of automatic unscrewing thread mechanisms. Because each end of the wys fitting is with female threads. Different from other wys molds, this one does not have hydraulic cylinders, and the two-stage displacement of the slide is controlled by the inclined guide groove.