For many years, Precision Products has been a leading manufacturer and supplier of piston rings and metallic seals. We supply our products to companies worldwide and each piston ring and the metallic seal is made here in the UK. We are a part of the Made in Britain campaign, this is a campaign that supports and promotes British manufacturing. Specializing in the design, development, manufacturing and supplying of piston rings and metallic sealing rings, PPUK supplies an expert product and service to customers from different industries such as marine and industrial customers. read full review »