The item is a Crosby A-378 Sorting Hook with a handle, designed for heavy-duty lifting and rigging applications.
Material used: Forged alloy steel, quenched and tempered for strength.
Capacity: Typically rated for a working load limit of 2 tons, depending on the specific model and load angle.
Design: Features a deep, straight throat for handling flat plates or large cylindrical objects, and a welded handle for better control and safety.
Safety Warning: The handle is not meant to be loaded; it is for positioning only ("DO NOT LOAD HANDLE").