Manufacturer Part Number: TKHWBSI-1401500|Screw Size|1/4 inThread Size|1/4-14Drill Point Size|#3Head Type|Hex WasherDrive Type|HexMaterial|SteelMaterial Grade|Standards|AISI 1016; ASME B18.6.3; SAE J78Fastener Standard|Washer Type|Length Measurement Type|Length Under HeadThread Pitch (Inch)|Package Quantity|Point Type|System Of Measurement|InchFinish Coating|ZincLength Under Head (Inch)|Length (Inch)|1-1/2UNSPSC Code|31161528