Cap Nut, Profile High Crown Flattened Head, Material Grade/Class 18-8, Material Stainless Steel, Finish Plain, Thread Size 1/2 In.-13, Overall Height 1.438 in, Hex Width 3/4 in, System of Measurement Inch, Color Silver, Pack Size Small Pack, Rockwell Hardness B85, Thread Direction Right Hand, Thread Fit 2B