... chooce Small MOQ Fast delivery Good after-sales service O ring is one of the main products in our factory, it ... ), Neoprene(CR),Styrene(SBR) ,CR,ACM,PU etc.Application: O ring is widely used in different industries: Auto, Machinery, Electronic, Water ... , Air-conditioner, Sanitary ware and so on.We have O ring tooling 2000sets in house, our products conform to AS568,Metric, GB ...