24TPI High tension Bi-Metal HSS blade for fast and efficient cutting. Manufactured with Injection moulded Nylon 11 insulation handle, exceeding requirements of IEC 60900 industry standard. Can perform at extreme temperatures of -40°C to +70°C, meeting category ‘C’ requirements. Ideal for electrical, industrial engineering, and other applications with 1000V safe live working. Tough and highly durable, ideal for heavy use and industrial applications. Wing nut device to easily adjust blade tension and replacement of spare blades.