'Socket Head Cap Screw, System of Measurement Inch, Cylindrical, Basic Material Nylon, Material Grade Not Graded, 1/2 In.-13, Length 1-1/2 In., Fastener Finish Plain, Fastener Thread Type UNC, Drive Type Hex Socket, Drive Size 3/8 In., Thread Style Partially Threaded, Thread Direction Right Hand, Thread Length 1-1/4 In., Head Height 1/2 In., Thread Dia. 1/2 In., Package Quantity 5'