These copper pipe fittings are widely used on water plumbing, air conditioner, heat pump system, and refrigeration system. Good replacement for changing the direction of your copper pipeline.Specification:Color: Copper ToneMaterial: CopperInner Diameter: 9.52mm / 3/8 inchOuter Diameter: 11.7mm / 0.46 inchThickness: 0.8mm / 0.03 inchTotal Length: 17mm / 0.67 inchPacking List: 6 Pcs x Copper Pipe FittingAdvantage:The copper pipe fitting is made of copper material, with good thermal conductivity. Have a good performance on transferring the Heat.Smooth surface and no burrs.Instruction:Cleaning the connection surface, and then soldering to install.NOTE: Need to confirm the pipe size before ordering. .