Spring Nut Nut Shape U Style Spring Nut Nut Finish Phosphate Nut Material Steel Minimum Panel Thickness 0.01 in Maximum Panel Thickness 0.165 in Overall Width 15 mm Overall Length 30 mm Hole Center to Outside Edge 0.781 in System of Measurement Inch Thread Size M6-1.00 Cage Finish Phosphate Cage Material Steel Clip-On Style U Color Black Head Height 12 mm Package Quantity 25