Straight copper coupling, with excellent workmanship and ensure not easy to break, and can be used for a long time. Copper coupling fitting, a straight coupling with sweat sockets on both its ends, professional and reliable, can meet your needs well. Features -Color:Rose Gold -Material:Copper -Size:1.70X1.70X2.69cm/0.67X0.67X1.06in - Inside diameter: 5/8 "(16.59mm/0.65 in); Thickness: 0.9mm - Welding fitting is derived from copper material, and not easy to break, serving for a long time. couplings are widely used to connect , such as HVAC equipment, refrigeration or hydraulic applications. - Not easy to damage, efficient and , easy to replace, straight copper coupling will be your excellent choice of accessories. - and thick workmanship, straight copper coupling is and wear-resistant, easy to use, . - The outer surface is light, the size is accurate to replace the old coupling accessories, copper coupling is easy to install Package list: 5 Couplings