supply silicone rubber O- ring/ ring

1.Smooth surface, no needle, no flash, the precision of + / - 0.03 mm to + / - 0.08 mm. Products used in automotive, medical treatment, pharmaceutical, sensor, valves, pumps, sanitary ware, bearings, electrical appliances, and other industries. Customized abnormity waterproof silicone rubber ring.2.web:www.shunyouchina.com