Rivet Nut System of Measurement Inch Insert Diameter 13/32 in Overall Length 3/4 in Thread Size 5/16 In.-18 Thread Type Coarse Flange Diameter 0.665 in Flange Thickness 0.062 in Material Steel Finish Plain Compatible Material Metal Drill Bit Size Z Maximum Hole Diameter 0.413 in Minimum Material Thickness 0.03 in Maximum Material Thickness 0.125 in Insert Nut Type Rivet Nut End Type Open Flange Style Flanged Package Quantity 25