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