5/16" Dia. Smooth Square Head Bolt

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    • Head Shape: Square
    • Head Texture: Smooth
    • Wrench Size Across Flats: .50"
    • Size Across Corners: .6875"
    • Socket Size: 9/16" 8 Point Socket
    • Head Height: .220"
    • Shank Diameter: 5/16"
    • Thread Pitch: 18
    • Thread Pitch Type: Course