4082 Thumb Nut, Head Shape Round, Finish Plain, Material Grade/Class 18-8, Material Stainless Steel, Thread Size #10-24, Overall Height 7/16 in, Head Height 3/16 in, Head Diameter 1/2 in, Base Height 1/4 in, Base Diameter 3/8 in, Thread Length Fully Threaded, System of Measurement Inch, Thread Direction Right Hand, Material Quality Standards ASTM 581/582, Pack Size Small Pack, Package Quantity 5