This ESSENTRA / RICHCO Cable Clamp (model WHC-1000-01) is designed for securely fastening wire harnesses with a hole diameter of 5.2 mm (0.204 in). Made from durable Nylon 6/6 material, this screw mount clamp meets material flammability standard UL94 V-2 to ensure safety and reliability. Ideal for a variety of applications, this natural-colored cable clamp is a reliable solution for organizing and securing wires in place.