W1: All zinc plated.
W4: All stainless steel 304.
* Smooth band to protect hose surface from damage.
* Edge is no burr-free, it is ability to prevent the tube damaged.
* By a efficiently hydrogen relief treatment, long-term use needn't to worry fracture and other problems.
* Easy to fix.
If you're looking for the double ear clamp w1、w4, welcome to wholesale the product from our factory. As one of the leading manufacturers and suppliers in China, we will offer you the best service and fast delivery. Now, check the quotation with our seller.