Established in 1938, TSP, also known as Texas Screw Products, provides a range of fasteners for the oil and gas industries. The company specializes in commercial bolts, nuts and screws. It offers studs, washers and sockets in various specifications. TSP also sells rivets, pins, thread protectors and machine parts. The company provides fasteners in stainless steel, nickel, copper, brass, bronze and aluminum. It offers supply chain management programs for customers. TSP also provides fastener procurement, inventory management, design and testing services. The company is affiliated with the National Fasteners Distributor Association, Industrial Fastener Institute and American Society of Metals. It is located in Houston.