iron backnuts for sale
According to the surface treatment, there are three types of products in our company: heavy, medium, and light. There are three types of fittings: galvanized, electro-galvanized, and black. The backnut prevents the fittings from self-loosening. Pipelines that need to be replaced are prone to this problem.
Our company’s products are divided into three types by type: heavy, medium and light ， According to the surface treatment, there are three types. Galvanized,electro-galvanized and black.The backnut is able to prevent self-loosening of the fittings. This is a common problem with older pipelines that need replacement.