Socket Set Screw, Head Type Headless, Point Type Flat, System of Measurement Inch, Thread Size 5/8 In.-11, Overall Length 4 in, Fastener Length 4 in, Drive Type Socket, Drive Size 5/16 in, Material Alloy Steel, Material Grade/Class 4035, Finish Zinc Plated, Pack Size Small Pack, Color Silver, Decimal Equivalent 0.313 in, Dimensional Standards ASME B18.3, Head Height Not Applicable, Head Width Not Applicable, Heat Treatment Tempered, Jam Screw No, Manufacturer Location Globally Sourced