Specification Brand : Fastener Depot BulletPoint1 : Superior Corrosion Resistance BulletPoint2 : External Hex Drive BulletPoint3 : ASTM A307 Compliant BulletPoint4 : Hot Dipped Galvanized BulletPoint5 : These screws typically need a pre-drilled whole and are not recommended as self-tapping. BulletPoint6 : Black phosphate steel Color : Silver/Grey DriveSystem : External Hex ExteriorFinish : Hot Dipped Galvanized ExternallyAssignedProductIdentifier1 : 745373812415 ExternallyAssignedProductIdentifier2 : 0745373812415 ExternallyAssignedProductIdentifier3 : 00008236132885 GpsrSafetyAttestation : 1 GradeRating : ASTM A307 ItemDisplayWeight : 6.1 pounds ItemName : 5/16" x 2" Hot Dipped Galvanized Lag Screws w/Flat Washers, Grade A, Quantity 100- by Fastener Depot, LLC ItemPackageDimensions_Height : 17.3 centimeters ItemPackageDimensions_Length : 8.2 centimeters ItemPackageDimensions_Width : 8.5 centimeters ItemPackageQuantity : 100 ItemTypeKeyword : lag-screws Manufacturer : Fastener Depot, LLC Material : Steel MeasurementSystem : Imperial MetalType : Alloy Steel ModelName : 812099 ModelNumber : 812004 NumberOfItems : 25 NumberOfPieces : 100 PackageLevel : unit PartNumber : FD487226 ProductDescription : A Hex Lag Screw, also called a lag bolt, is a full-bodied threaded bolt with a hex head, spaced threads and a gimlet point. They are used mainly in wood construction. Galvanized plating protects the bolt from corrosion; typically used in outdoor applications. ProductSiteLaunchDate : 2019-06-12T07:00:00.000Z Size : One Size Style : Hex Head Screw SupplierDeclaredDgHzRegulation : unknown UnitCount : 100 UnspscCode : 31161500