5/16", 3/8", & 1/2" Tube TO #8 A/C Hose - A/C Repair Union Body

The 5/16", 3/8" & 1/2"A/C Repair Union Body provides a cost-effective solution for repairing air conditioning, coolant, transmission, oil, and fuel lines. From pinhole leaks to cracks and kinks, the Compression-Style Tube Repair tool can help patch up damaged lines quickly and easily with standard hand tools. The process is also suitable for repairing straight or reducing steel, aluminum, or copper lines in any system except brake or clutch systems.