35CrMo Steel Hex Socket Head Cap Screw Grade 10.9 Black Oxide Finish Heavy Duty DIN 912 5/16-18 1/2-13 7/8-9

We are the Industry Experts

It's no secret that we are known as experts in the fastener industry and have been since 1912. our devotion to customer service, quality products, and on-time deliveries have propelled us to success since our inception.