Round head bolt with a square neck under the head.
The square neck is designed to keep the bolt from turning as the nut is tightened.
Zinc plated.
Tensile strength: 60,000 psi minimum.
Unified screw threads: UNC.
Diameter: 1/4″-20.
Length: 2″.
Made from low or medium carbon steel. Round head bolt with a square neck under the head. The square neck is designed to keep the bolt from turning as the