Specification Brand : Zadery BulletPoint1 : 1.Thread Size: Our lifting eye bolts are UNC standard, Not Metric, please check the size before purchasing BulletPoint2 : 2.Heavy Duty Material: Eye bolt adopt heavy duty drop forged galvanized C15 carbon steel, compare with 304 stainless steel, it works better in corrosion-resistant BulletPoint3 : 3.Working Load Limit (WLL): 308Lb/140kg BulletPoint4 : 4.Easy to install and use in both indoor and outdoor BulletPoint5 : 5.Widely usage: These lifting eye bolts are perfect for engineering lifting machinery, forestry machinery, metallurgical/mining/electrical equipment, rail or ports' loading and unloading BulletPoint6 : WHAT YOU GET: Each pack contains 6 pieces of eye bolts, 6 pieces of stainless steel slot nuts, 6 pieces of stainless steel washer, 6 pieces of stainless steel spring washer, providing an ample supply for multiple projects, replacements, or spares. With this Nuts and Lifting Eye Bolts pack, you'll always have the right quantity of eye nuts on hand for your anchoring needs Color : Silver CustomerPackageType : Standard Packaging ExteriorFinish : Stainless Steel ExternallyAssignedProductIdentifier : 6971238550893 ExternallyAssignedProductIdentifier1 : 719961450891 ExternallyAssignedProductIdentifier2 : 7336117855084 ExternallyAssignedProductIdentifier3 : 0719961450891 ExternallyAssignedProductIdentifier4 : 00719961450891 GpsrSafetyAttestation : 1 GradeRating : Grade 304 ItemDisplayWeight : 1 pounds ItemName : Zadery 5/16"-18 Lifting Eye Bolts, Drop Forged C15 Galvanized Threaded Fastener, UNC Standard Ring Shape Lifting Eye Bolt, 4 Packs ItemPackageDimensions_Height : 13.7 centimeters ItemPackageDimensions_Length : 2 centimeters ItemPackageDimensions_Width : 11.4 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : eyebolts Manufacturer : Zadery ManufacturerGrade : heavy-duty Material : Carbon Steel MaximumShearStrength : 150-200 MPa MetalType : Carbon Steel ModelNumber : GVSEB58X6 NumberOfItems : 4 NumberOfPieces : 4 PartNumber : Z-ls1 ProductDescription : Warmly Remind: Our lifting eye bolts are all UNC standard, thread size are different from metric thread, please notice. 1.Made of heavy duty C15 carbon steel, very strong and reliable. 2.Forged, quenched and tempered to have higher performance, the thread is deep, the force is uniform,not easy to slip during rotation. 3.Durable, seawater-corrosion resistant and anti-rust. 4.Widely used in industrial machinery, marine, ships and vessels.