Spring Nut Nut Shape U Style Spring Nut Nut Finish Phosphate Nut Material Steel Minimum Panel Thickness 0.8 mm Maximum Panel Thickness 4 mm Overall Width 15 mm Overall Length 24 mm Hole Center to Outside Edge 13.5 mm System of Measurement Metric Thread Size M6-1.00 Cage Finish Phosphate Cage Material Steel Clip-On Style U Color Black Head Height 13 mm Package Quantity 25