Hex Cap Screw - 5/16-18 x 2-1/4" - Carbon Steel - Zinc CR+3 - Gr 5 - PT - UNC - 100 Pk - BBI 847088

HEX HEAD CAP SCREWS HAVE A HEXAGONAL HEAD AND ARE UNIFORMALLY THREADED FOR USE WITH A CORRESPONDING THREADED NUT OR INTO A THREADED TAPPED HOLE. MAINLY USED IN REPAIR OR CONSTRUCTION PROJECTS.