... used in cars, sensor, valves, pumps, valves, bathroom, electronic, bearing, electric appliances, and other industries. We sincerely welcome customers design, user ... ball valves, pumps, sensor, wei yu, electronic, ball valves, bearings, electric appliances, and other industries. Plastic ball specifications have dia3.175 ... work together to create brilliant! 6.35mm POM ball in high pressure hydraulic