Air Conditioning Copper Pipe Extension 1/4 Copper Pipe Fitting Double Threaded Nut 3/8" For 6.5-6mm Copper Pipe

Thickened design: Double hose connector adopts thickened design, difficult to deform, wear-resistant and durable. High-quality material: brass gravity manufacturing process, not easy to corrode and not easy to burst, no need welding tools, just docking, dedicated to the air conditioning and refrigeration industry. Inch thread: Plumbing fitting adopts inch precision thread, which is firm and wear-resistant. Smooth appearance: Pneumatic fitting has a smooth appearance, uniform and fine organization, firm connection and will not damage the copper pipe. Double seal size: Product size is 1/4", the outer diameter of the thread is 1cm, the inner diameter of the nut is 1cm, and the outer diameter of the copper tube is 6.35 or 6mm.