Specification Brand : OTI ExternallyAssignedProductIdentifier : 00850019523249 ItemName : OTI 3/4" x 30" Double Disk Earth Auger Anchor (12 Anchor Pack) ItemPackageDimensions_Height : 36 inches ItemPackageDimensions_Length : 12 inches ItemPackageDimensions_Width : 62 inches ItemPackageQuantity : 1 ItemTypeKeyword : bolt-anchors NumberOfPieces : 12 PartNumber : OTI 30" DD Anchor ProductDescription : 30 Double Disk Anchor, 34 Shaft, 30 Double, 4 Disk Earth Anchor With Double Fastening And Tensioning Head For Use With Straps. Designed To Be Augured Into Extremely Hard Soil Where 6 Anchors Will Not Suffice. Recommended For Soil Classes 2 and 3. Oliver Technologies Inc. Please Contact Your Local Building Inspector For Your Local Code On Anchors.