Thread Size: 5/16"-18Thread Length: 1-1/8"Ring Inside Diameter: 7/8"Safe Working Load: 1,200 lbs.Material: SteelAlso Known As Machinery Eye Bolts, Commonly Used As A Lifting Or Securement PointShoulder Provides A More Stable Base Of The Eye And Is Recommended For Angular Loading Applications Up To 45 DegreesIf Using For Angular Lifting, The Safe Working Load Is 25% Of Listed LimitLightly Coated With A Rust Preventative Oil