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