... high quality, competitive price. 2.type:Single&Double flared stainless steel sleeve. 2.3.Various size. JINYOU stainless sleeve pipe fittings1 ... 12,14,16,18,20,25,32MM Double flared stainless steel sleeve Size DIA 12,14,16,18,20,25,32 ... for fastening, joining, or reinforcement ,such as for facilities of cold water, sanitary hot water, and heating ect. Stainless steel ferrule for stainless steel fittings ...