Shoulder Screw, Shoulder Screw Type Standard Shoulder Screw, Head Type Standard, Drive Type Socket, Material Stainless Steel, Material Grade/Class 316, Finish Plain, System of Measurement Inch, Thread Size 1/4-20, Minimum Thread Length 7/16 in, Shoulder Length 2 in, Shoulder Length Tolerance +/- 0.005 in, Shoulder Diameter 5/16 in, Shoulder Diameter Tolerance - 0.002 in to - 0.004 in, Pack Size Small Pack, Head Height 7/32 in, Head Diameter 7/16 in, Dimensional Standards ASME B 18.3. This item has been restricted from sale in the following state (s): []