betle engineering O-Rings Versatile and durable, our O-rings are used in numerous industrial applications to provide effective sealing solutions. They are designed to withstand various environmental conditions and operational stresses. Contact Us Name Email Address Message Send Message FollowFollowFollow 12/,B Bhajahari Chakraborty Lane city- Howrah pin -711202 Post office - Belurmath State - West Bengal +91 93318 01931 avisam13@yahoo.in