Specification Brand : Simpson Strong-Tie BulletPoint1 : Suitable for suspending conduit, cable trays, pipe supports, fire sprinklers and suspended lighting into concrete BulletPoint2 : Expansion design allows HDIA to anchor into CMU, hollow-core plank, brick, normal-weight concrete and lightweight concrete BulletPoint3 : Internally threaded anchor allows for easy bolt removal BulletPoint4 : Die-cast Zamac 3 alloy shell with carbon-steel cone BulletPoint5 : Length: 1-1/4 inches Color : Silver DriveSystem : External Hex ExteriorFinish : Zinc ExternallyAssignedProductIdentifier : 6281000977248 ExternallyAssignedProductIdentifier1 : 0707392981619 ExternallyAssignedProductIdentifier2 : 707392981619 ItemName : Simpson Strong-Tie HDIA31 - Hollow Drop-in Expansion Anchor 5/16" 50ct ItemPackageDimensions_Height : 0.75 inches ItemPackageDimensions_Length : 4.92 inches ItemPackageDimensions_Width : 4.72 inches ItemPackageQuantity : 1 ItemTypeKeyword : drop-in-anchors Manufacturer : Simpson Strong-Tie ManufacturerGrade : standard Material : Alloy Steel MaximumShearStrength : 40000 psi MeasurementSystem : Imperial MetalType : Alloy Steel NumberOfItems : 10 NumberOfPieces : 10 PartNumber : HDIA31 ProductDescription : The Simpson Strong-Tie HDIA hollow drop-in anchor is an internally threaded, flush-mount expansion anchor designed for attaching threaded rod to support a variety of conduit, cables and lighting. This anchor is ideal for use with hollow base materials such as CMU and hollow-core plank as well as in solid base materials such as brick and both normal-weight and lightweight concrete. The HDIA can easily be installed in both hollow and solid materials with a setting tool. ProductSiteLaunchDate : 2016-05-07T18:23:46.675Z Size : One Size SkipOffer : 1 SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 10 UnspscCode : 27110000