stainless steel quick coupling 1.Size:1/2-6 2.Types: A, ... ,DC,DP 3.Samples:free samples 4.Certificate: ISO9000,CE stainless steel quick coupling 1,Material: 304,316,316L,304L,CF8,CF8M ... stainless steel. ‚ Wax:162 American Wax. ƒZircon powder&Zircon sand: imported from ... -122-3SCS16A0.031.501.500.040.0417-209-132-3 stainless steel quick coupling