Rivet Nut System of Measurement Metric Insert Diameter 12.7 mm Overall Length 19 mm Installed Length 13.25 mm Thread Size M4-0.70 Thread Type Coarse Flange Diameter 12.7 mm Flange Thickness 0.76 mm Material Steel Material Grade/Class 1008/1010 Finish Zinc Yellow Body Texture Knurled Compatible Material Metal Drill Bit Size 25/64 in Maximum Hole Diameter 10 mm Minimum Material Thickness 0.7 mm Maximum Material Thickness 3.3 mm Insert Nut Type Rivet Nut Body Type Round