Mo-Clamp 1000 Handy Hook (5-Ton Capacity). A great time saver with Mo-Clamp's easy hook-up system. No chain is too long and no hooks are needed on the chain. Alloy heat-treated steel. Pulling slots can be used with Hole Pull Adapters (#0900). Designed for use with 3/8" chain. Specifications: Overall length - 6-1/2", Capacity - 5-tons.