Machine Eye Bolt Stainless Steel Type 316-1/4" x 9/16" Machines eye bolts are useful for lightweight rigging applications These eye bolts are made from type 316 stainless steel for corrosion resistance Please Note: Loading at an angle will significantly reduce a bolt's rated capacity Bolt Diameter=1/4", Ring Height=1", Hole diameter=5/8", Ring Base Width=1/2", Shaft Length=9/16"