Angle iron with lengthwise/longitudinal slots 7x30mm on one side for universal support. Can be used to support cable trays, cable ladders and electrical installations. Handan Jinmai Fastener Manufacturing Co. ") specializes in the production of high-performance angle iron, specifically designed for power fittings, fiber optic cable line accessories, and iron accessory systems. As a. Specialized/Sigma Factory for Steel Products (SFSP) was first established in KSA in 1989 and has been expanding ever since through a variety of products and through its geographical presence. These accessories include cable ties, cable clips, cable ladders, and cable covers, designed to keep cables organized and. Cable trays are components used in the wiring of buildings to support insulated cables and organise them to be hidden from view. They offer an alternative to open wiring or electrical conduit systems and are necessary for cable management in commercial and industrial construction, as well as. The highly experienced professionals of our team have enabled us to manufacture, export and supply a qualitative range of Cable Trays & Accessories.