General purpose, binder, leaf, and hoist chain transfer mechanical power and support, secure, and lift loads. General purpose chain is made of interlocking chain links. It is available in various sizes, thicknesses, and strengths for use in a wide variety of applications. Binder chain is heavy-duty chain used on trucks and tractors to secure loads. It is made up of interlocking chain links with strong, thick hooks on both ends. Leaf and hoist chain attaches to hoists and motors to lift loads. Hoist chain has a hook on one end to secure to heavy loads.