Manufacturer Part Number: 830866BR|System Of Measurement|MetricThread Size (Inch)|Thread Size (mm)|M20x2.5Length Under Head (Inch)|Length Under Head (mm)|45.00Material|Stainless SteelMaterial Grade|18-8; Austenitic Grade A2Finish Coating|Bright/UncoatedThread Standard|MetricFull or Partial Threading|Partially ThreadedLength (mm)|45.00Length (Inch)|Head Height (Inch)|Head Height (mm)|Head Height (Decimal Inch)|Standards|DIN 931; DIN 933Length Measurement Type|Length Under HeadHex Key Size (Decimal Inch)|Hex Key Size (mm)|30.00Hex Key Size (Inch)|Additional Information|Product Service Code|UNSPSC Code|