5/16-18 X 1-1/4" Carriage Bolts | A307 Grade A Hot Dipped Galvanized Steel (125 / Pkg.) No Drive 1/4-20 UNC thread offers a

1/4-20 UNC thread offers a conventional coarse pitch for straightforward engagement with standard tapped holes and hardware

these machine screws feature a 5/16 inch diameter

Material and finish: Steel with zinc plating to resist corrosion and ease installation

Featuring a slotted round head and a precise 1/2-13 thread

Aerospace assemblies and equipment maintenance

5/16-18 X 1-1/4" Carriage Bolts | A307 Grade A Hot Dipped Galvanized Steel (125 / Pkg.) No Drive 1/4-20 UNC thread offers a5 16 18 X 1 1 4" Carriage Bolts in A307 Grade A Hot Dipped Galvanized Steel. Carriage bolts feature a smooth, rounded head with a square neck underneath that pulls into the material to prevent the bolt from turning during installation, making them ideal for wood to wood and wood to metal connections. Domed head with square anti rotation neck A307 Grade A Hot Dipped Galvanized Steel construction Coarse thread for use in wood and with nuts and washers