Rivet Nut System of Measurement Inch Insert Diameter 1/2 in Overall Length 1 13/64 in Installed Length 9/16 in Thread Size 5/16 In.-18 Thread Type Coarse Flange Diameter 0.765625 in Flange Thickness 0.062 in Material Steel Material Grade/Class 1008/1010 Finish Zinc Yellow Body Texture Smooth Compatible Material Metal Drill Bit Size 1/2 in Maximum Hole Diameter 0.5 in Minimum Material Thickness 0.02 in Maximum Material Thickness 0.28 in Insert Nut Type Rivet Nut