United States Socket Screw Mfg. Corp. is a nationally recognized distributor of socket screw products and a manufacturer of dowel and pull dowel pins. Our main focus throughout the years has been to service the fastener industry with competitive prices and the highest possible quality. After 62 years in business, U.S. Socket reaffirms its stance as one of the most viable fastener companies in the United States and looks forward to serving all of your fastener needs!