Manufacturer Part Number: 36034|System Of Measurement|InchThread Size (Inch)|5/16-18Thread Size (mm)|Length Under Head (Inch)|2-1/4Length Under Head (mm)|Material|Alloy SteelMaterial Grade|9Finish Coating|Clear Zinc ChromateThread Standard|Full or Partial Threading|Partially ThreadedLength (mm)|Length (Inch)|2-1/4Head Height (Inch)|Head Height (mm)|Head Height (Decimal Inch)|Standards|Length Measurement Type|Hex Key Size (Decimal Inch)|Hex Key Size (mm)|Hex Key Size (Inch)|Additional Information|Product Service Code|UNSPSC Code|31161501