Manufacturer Part Number: 8858|For Use With|Threaded FastenersHole Diameter (Inch)|Thread Size (mm)|Thread Size (Inch)|1/2-20Screw Size (Inch)|Washer Outside Diameter (mm)|Washer Outside Diameter (Inch)|Width Across Flats (Inch)|3/4Width Across Flats (mm)|Material|Spring SteelProduct Service Code|System Of Measurement|InchHole Diameter (Mm) ( - 0 Decimals)|Finish Coating|ZincThread Size|UNSPSC Code|