Shoulder Screw, Shoulder Screw Type Standard Shoulder Screw, Head Type Low-Profile Standard, Drive Type Socket, Material Stainless Steel, Material Grade/Class 18-8, Finish Plain, System of Measurement Inch, Thread Size 1/4-20, Minimum Thread Length 3/8 in, Shoulder Length 3/4 in, Shoulder Length Tolerance - 0.0 in to + 0.002 in, Shoulder Diameter 5/16 in, Shoulder Diameter Tolerance - 0.001 in to + 0.0 in, Pack Size Small Pack, Head Height 1/8 in, Head Diameter 7/16 in. This item has been restricted from sale in the following state (s): []