These connectors are made from flame retardant insulation materials, long service life, high temperature resistant, corrosion resistant, high pressure resistant, high quality products for your safety. You can use these connectors to connect parts of motors, electrical control, power, household appliances, lighting, machinery and other wire, saving time and trouble. They are quicker to install and, unlike soldered connections, allow easy subsequent removal for future modifications. Suitable for motor, electrical control, power, household appliance, lighting, machinery and wire joints. Pressed steel frame material is rolled steel, good elastic, product performance in line with UL, IEC standards. Wire connecting without screws, accelerate the speed of assembly, but also saves labor wages and costs.