PRODUCT SPECIFICATIONSPart #: 0000-211631Fastener Type: Machine Screw SEMS Phillips Pan Head Split LockwasherSize Description: #8-32 x 1/2" (FT)Diameter/Nominal Size: #8Length: 1/2"Wrench Size/Across Flats: PH#2Head Diameter: 0.306-0.322"Head Height: 0.105-0.115"Flange Diameter: 0.305-0.319"Flange Thickness: 0.035"Thread Pitch: 32Thread Pitch Type: CoarseThread Direction: RightThread Coverage: FullSystem of Measurement: InchMaterial: Low Carbon SteelFinish: Zinc PlatedHead Type: PanDrive Type: PhillipsAverage Piece Weight: 0.0041000 lbs.Machine screws have a uniform diameter the entire length of the shaft as opposed to tapered screws which have a pointed tip; are primarily used to fasten machine components, appliances and many more.