Specification Brand : Hillman BulletPoint1 : [Phillips Pan Head Self-drilling Screw]: The package comes with 300pcs of self-drilling screw in #10(ST4.8) thread diameter, 3/4inch(19mm) Thread Length, 9.32mm / 0.37inch Head Dia, 3.55mm / 0.14inch Head Thickness, 1.75-4.4mm / 0.07inch-0.17inch Screw Drilling Range(Plate Thickness) BulletPoint2 : [Sturdy & Durable]: The Phillips pan head self-drilling screw is made of 410 stainless steel, which has higher corrosion resistance and anti-rust effect than ordinary screws, high strength, heat resistance, and suitability for applications in harsh environments. BulletPoint3 : [Features]: For different materials, cross grooves are easy to drill into, such as wood, spray painted sheet metal or other materials, and are good hardware fasteners. The self-drilling design allows faster screwing into hardwood, reducing cracking problems. BulletPoint4 : [Good Choice]: Sheet metal screws are widely used for furniture, household goods, electronics, communications, power products, floor fastening, industrial, construction, machinery, equipment maintenance and other DIY projects. BulletPoint5 : [Notice]: For harder materials, it is recommended to pre-drill with a drill to make it easier to insert the screws. This prevents the material from cracking or screws from slipping. Color : Black CustomerPackageType : 100 DriveSystem : Slotted DriveSystem1 : Phillips DriveSystem2 : Cross ExteriorFinish : Metal ExternallyAssignedProductIdentifier1 : 749273256300 ExternallyAssignedProductIdentifier2 : 0749273256300 ExternallyAssignedProductIdentifier3 : 00008236175424 FinishType : Unfinished GradeRating : grade_ 5 ItemName : # 8 Flat Type Sheet Metal Screw Speed Nuts (Pack of 12) ItemPackageDimensions_Height : 20.4 centimeters ItemPackageDimensions_Length : 6.5 centimeters ItemPackageDimensions_Width : 11.9 centimeters ItemPackageQuantity : 1 ItemShape : Shape ItemTypeKeyword : sheet-metal-screws Manufacturer : The Hillman Group Material : Metal MeasurementSystem : Imperial MeasurementSystem1 : Imperial MeasurementSystem2 : Metric MetalType : Alloy Steel ModelName : 560326 ModelNumber : 1014APTB NumberOfItems : 100 NumberOfPieces : 12 PackageLevel : unit PartNumber : HIL1155DZ ProductDescription : # 8 Flat Type Sheet Metal Screw Speed Nuts (Pack of 12) ProductSiteLaunchDate : 2013-10-11T19:06:49.731Z Size : One Style : Socket Set Screw Cup Point, 7/16" Long SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 300 UnspscCode : 31161700