INFO:
3/8"
Amazon.com: GOORY Copper Tubing 3/8" OD x 0.328" ID x 50 Ft - 99.9% C12200 Pure ACR Tube - ASTM B280 Refrigeration T2 Copper Tube Soft Coil - Round Seamless Tubing for Refrigerator HVAC System Industry DIY : Industrial & Scientific