Ensure your semi truck is Ready for the Road Ahead with strong and reliable nuts and bolts, with the LA Fasteners 3/8" x 1-1/4" Button Head Screw Kit. This repair kit is the ideal solution to secure a wide range of components, thanks to its ability to securely fasten to most surfaces, while providing a low-profile head design. Crafted with exceptional durability to deliver long-term structural and engine reliability. FleetPride is your First Click in Heavy Duty .