This din rail terminal block is made of , which can withstand use. Features the nylon and brass material, which has high durability, not easy to deform. Fine workmanship, practicality. This din rail terminal block will make the repair and fix easier and smoother. Features -Color:Light Grey -Material:Nylon, brass -Size:4.50X2.50X0.70cm/1.77X0.98X0.28in - This wire connector is suitable for both solid and flexible wires. Connect any combination of solid, stranded, and flexible copper wire. - Widely used in distribution boxes, control cabinets, cabinets, complete sets of equipment, machinery, etc. - Terminal connector, high grade brass metal body and great insulation material modified nylon shell, long life, anti-aging, impact resistance, strong firmly on the DIN rail. - Unlike ordinary rail connectors, no need for tedious tightening of screws, just insert the rail terminal into the 35mm DIN rail, lift the clip, insert the wire into the hole until you feel resistance, then put down the lever to complete the operation, save operating time. - Manufactured with professional technology to ensure the product can work for a long time. Package list: 20 x terminal blocks 2 x terminal poles 2 x digital identifications 20 screws