Ideal for electricians and construction professionals, this industrial grade cable fastener provides stable grip strength for overhead line installations, substation maintenance, and outdoor power setups Designed for 70² to 300² aluminum cables, this heavy duty cable clamp ensures secure fastening across electrical wiring projects with its 45 # steel construction and anti rust electroplating Featuring a accuracy surfaces and compact 223mm body with 1 / 2 " ( 12.8mm) connector, the wire tightener delivers erosion resistance and user friendly operate in demanding environments Combining robust tensile strength with slip resistant, this versatile wiring accessory secure long lasting cable management solution for commercial buildings, utility networks, and sustainable energy systems Engineered to withstand harsh weather conditions, the rust proof cable clamp maintains optimal clamping force during cable repairs, underground conduit work, and industrial equipment electrical assemblies, Manufacturer: Kaeltsyn