Bolt with a wide, countersunk flat head, a shallow conical bearing surface.
With an integrally-formed square neck under the head, and a unfied thread pitch.
Popular for use in conveyor systems.
Proof load 33,000 psi
Tensile strength 54,000 psi minimum
Bolt with a wide, countersunk flat head, a shallow conical bearing surface. With an integrally-formed square neck under the head, and a unfied thread pitch