Socket Flat Head Cap Screw, System of Measurement Inch, Flat, Basic Material Steel, Material Grade Alloy Steel, 1/4 In.-20, Length 1 In., Fastener Finish Black Oxide, Fastener Thread Type UNC (Coarse), Drive Type Hex Socket, Drive Size 5/32 In., Thread Style Fully Threaded, Thread Direction Right Hand, Thread Length 1 In., Head Height 0.161 In., Thread Dia. 1/4 In., Head Angle (Deg.) 82, Package Quantity 100