Rivet Nut System of Measurement Inch Insert Diameter 1/4 in Overall Length 39/64 in Thread Size #10-24 Thread Type Coarse Flange Diameter 0.40625 in Flange Thickness 0.04 in Material Steel Finish Plain Compatible Material Metal Drill Bit Size 1/4 in Maximum Hole Diameter 0.25 in Minimum Material Thickness 0.079 in Maximum Material Thickness 0.13 in Insert Nut Type Rivet Nut End Type Open Flange Style Flanged Package Quantity 50