Tamper-Pruf Screws 21630

TamperScrew, Head Type Button, Material Steel, Finish Black Oxide, Drive External Hex, Thread Size 5/16 In.-18, Fastener Length 1 in, Head Height 0.152 to 0.166 in, Dimensional Standards ASME B18.3, Minimum Thread Length Not Applicable, Type Machine Screw, Washer Outside Diameter Not Applicable, Washer Thickness Not Applicable, Maximum Head Width 35/64 in, Maximum Head Height 11/64 in, System of Measurement Inch, Thread Style Fully Threaded, Thread Type Coarse, Package Quantity 10