SHOULDER SCREW, SHOULDER SCREW TYPE STANDARD SHOULDER SCREW, HEAD TYPE STANDARD, DRIVE TYPE SOCKET, MATERIAL STAINLESS STEEL, MATERIAL GRADE/CLASS 18-8, FINISH PLAIN, SYSTEM OF MEASUREMENT INCH, THREAD SIZE 1/2 IN.-13, MINIMUM THREAD LENGTH 3/4 IN, SHOULDER LENGTH 1 IN, SHOULDER LENGTH TOLERANCE +/-0.005 IN, SHOULDER DIAMETER 5/8 IN, SHOULDER DIAMETER TOLERANCE -0.002 IN TO -0.004 IN, PACK SIZE SMALL PACK, HEAD HEIGHT 3/8 IN, HEAD DIAMETER 7/8 IN