... have three kinds of materials.4.Can supply samples.1.Piston Ring for KKK,Garrett,MHI,IHI,Holset, Toyota.2. ... person:Kathy NiSkype:kathy88416TradeManager:cn1000782106 Turbo Piston Ring Piston Ring Material:3Cr13 Piston Ring Material:W6 Piston Ring Material:CrMoNiTi We mainly produce ... parts for Garrett KKK ect. The parts are nozzle ring,piston ring, journal bearings.Send us your CAD file, drawing ...