Manufacturer Part Number: KP64910|Thread Size|5/8-11Thread Length (Inch)|3-1/2Thread Length (mm)|Thread Length (Decimal Inch)|Thread Standard|UNCNeck Type|SquareMaterial|Alloy SteelMaterial Grade|Grade 8Finish|Thread Style|Fully ThreadedNeck Diameter (Decimal Inch)|Hardness|Standards|SAE J429Full or Partial Threading|Fully ThreadedLength Measurement Type|Length Under HeadAdditional Information|Fastener Standard|SAE J429Package Quantity|System Of Measurement|InchFinish Coating|Zinc-Plated Clear ChromateLength (mm)|Length (Inch)|3-1/2Product Service Code|UNSPSC Code|