鸡西Half nipple
鸡西Nipple
鸡西Long nipple
鸡西Half thread long nipple
鸡西Hexagon nipple
鸡西Hexagon F/M nipple
鸡西Hexagon reducer nipple
鸡西Hose nipple L-type
鸡西Hose connector whj
鸡西Hose connector WHS
鸡西Hose joint WRH for welding
鸡西Round water pipe joint wrhn
