Specification Brand : CONFAST BulletPoint1 : BIT INCLUDED IN EACH BOX-Proper bit equals improved holding values and reduced cost BulletPoint2 : FLAT PHILLIPS HEAD--Can be driven with Phillips Screw Driver BulletPoint3 : SELF-TAPPING-Taps threads directly into masonry and requires no other anchor BulletPoint4 : DIAMOND POINT-Easier to drive the screw to save time BulletPoint5 : Multi-Purpose Use: From masonry projects to concrete walls, these anchors are a versatile and essential addition to your toolkit. Color : Silver-gray or Bluish-gray CompatibleGrooveDiameter : 1E+1 millimeters CustomerPackageType : Standard Packaging DriveSystem : Phillips ExteriorFinish : Steel ExternallyAssignedProductIdentifier1 : 008236385663 ExternallyAssignedProductIdentifier2 : 0008236385663 ExternallyAssignedProductIdentifier3 : 00008236385663 FinishType : Zinc ItemName : CONFAST 1/4" x 2-1/4" Flat Phillips Concrete Screw with 3 Drill Bits (300 per Box) ItemPackageDimensions_Height : 4 inches ItemPackageDimensions_Length : 3.5 inches ItemPackageDimensions_Width : 3.5 inches ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : concrete-screws Manufacturer : CONFAST Material : Carbon Steel - Blue Coated Material1 : Stainless Steel Material2 : Carbon Steel MaximumShearStrength : 675 MeasurementSystem : Imperial MetalType : Carbon Steel ModelName : The Hillman Group 375302 Flat Head Phillips Tapper Concrete Screw Anchor, 3/16 x 2-1/4-Inch, 100-Pack ModelNumber : 375302 NumberOfItems : 300 NumberOfPieces : 300 PackageLevel : unit PartNumber : CSF14214 ProductDescription : ApplicationsThe anchor is made from Carbon Steel, and is Blue. This anchor is designed for use in Concrete, Block, and Brick.EnvironmentThe anchor is designed for use in a Dry environment.Head Style The anchor is a Flat Countersunk Phillips head and is designed to prevent the head from protruding above the surface of the item being attached.Hole Diameter/Bit DiameterThe anchor requires a 3/16" hole to be drilled in the base material (Concrete, Block, and Brick). The hole should be drilled with carbide tipped bit that meets ANSI standards and used in a hammer drill.Driver RequiredA #3 phillips bit is required for driving the anchor into the base material.Diameter of Anchor The diameter of the anchor is 1/4".Length Anchor The length of the anchor is 2-1/4"Thread LengthThe length of the threads on the anchor is 1-3/4" in length.Minimum EmbedmentThe minimum anchor embedment into the concrete is 1". Therefore, the anchor must be installed so that a minimum of 1" of the anchor is embedded into the concrete.Maximum Fixture ThicknessThe maximum fixture thickness or the maximum thickness of the material being fastened for a anchor is 3/4" to 1-1/4". This will ensure that the minimum embedment of 1" will be met.Fixture Hole DiameterThe hole in the fixture or material being fastened must be larger than the designated diameter of the anchor. The 1/4" diameter anchor requires the hole in the fixture to be 5/16".Spacing between AnchorsEach anchor must be spaced a minimum distance of 4" from each other when measured center to center.Edge DistanceIt is very important not to install the anchor any closer than 3" from an unsupported edge of the concrete. ProductSiteLaunchDate : 2017-05-23T00:00:00.000Z Size : 1/4" SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable UnitCount : 100 UnspscCode : 31161500