Suitable for the delivery of refrigerants R12,R22,R502,andR134a with fittings sets .500psi/2500psi or 600psi/300psi.Good quality

1.Widely used in motor,air conditioners and industrial refrigeration eqipment. 

2.The inner layer consisted of a special rubber of R12,R22,R134 ,and R502 resistance.

3.The outer layer is consisted of rubber with excellent weatherability and the reinforced layer is composed of woven fibers.

Both end with Brass nuts or Iron nuts,as our customer's required