Rivet Nut, System of Measurement Inch, Insert Diameter 1/2 in, Overall Length 39/64 in, Thread Size 5/16 In.-18, Thread Type Coarse, Flange Diameter 0.528 in, Material Steel, Material Grade/Class 12L14/1215, Finish Cadmium Plated, Body Texture Knurled, Compatible Material Metal, Drill Bit Size 1/2 in, Maximum Hole Diameter 0.5156 in, Minimum Material Thickness 0.03 in, Maximum Material Thickness 0.187 in, Insert Nut Type Rivet Nut, Body Type Round, Thread Fit 2B, Body Length 39/64 in