Brass quick coupler: 1.Mat:Copper H59 2.Type:SK-306;SK-309; ... -319, 3,Valve Open 4.Technics:CNC LATHE Brass quick coupler:high quality mold coupling,firmly and durable coupling mold parts ... , Air poppet,Slide retainers,Pipe plugs,Nipple, Mold Coupling ,Latch Lock, Mould Counter etc.we are familiar with HASCO,DME,JIS ... products to meet our customer's special requirement. Brass quick coupler