... by UL. Usage:used for cable fixing on machinery control box,swithboard,and electric apparatus. Nylon cable glands(metirc)Our cable gland standard on ROHS ... of clamping die and rubber part,large range in clamping cable,ultra-strong stretching resist salt,acid,alkali,alcohol,grease and ... as special color hat can be designed at request. nylon cable gland, electric cable strain relief