Grade 100 foundry hooks from Zip’s are typically used on chain slings and include an eye loop for attachment to the chain with a coupling link. Approved for overhead lifting, they are available in three capacities with the size stamped on the side of each hook. Seethe drop-down menu for available sizes and working load limits. Grade 100 Three sizes available Approved for overhead lifting Specifications: Size Minimum Break Strength Working Load Limit Safety Ratio 3/8″ 35,200 lbs 8,800 lbs 4:1 1/2″ 60,000 lbs 15,000 lbs 4:1 5/8″ 90,400 lbs 22,600 lbs 4:1 .mlt-tables { display: flex; } .mlt-img { padding-right: 20px; } @media screen and (max-width: 767px) { .mlt-tables { display: block; } .mlt-img { padding-right: 0; padding-bottom: 20px; } }