South Texas Bolt & Fitting has been manufacturing custom bolts for the refining, petrochemical and industrial markets for twelve years. Based in Houston, Texas, the company produces headed parts, nuts, bent bolts, studs and custom parts. It offers thread studs, double-end and tap-end studs, anchor bolts, coupling, socket cap screws, combination studs, collars, industrial fasteners, pins and washers. South Texas Bolt & Fitting specializes in a range of machining services, including threading, hexing, turning, milling, broaching, finishing and drilling. The company is an ISO 9001:2008 certified manufacturer.