Key-Use is a professional manufacturer that began in 1987. We specialize in the production of bolts and hardware. We constantly improve technology and facilities, making us leaders in market development. In recent years, we have added advanced facilities such as the “Bolt-Former”. Our automatically-produced process allows us to monitor our product quality. We rigorously inspect from raw materials to shipping. Key-Use has transformed from OEM to ODM over many years. We persist in producing perfect products. Because of our excellent capability to producing, we can help our clients design what they need.