3a thread class right-hand 1.500" thread length hexagon head style 11 thread quantity per inch navy special project cadmium surface treated unc thread series
3a thread class right-hand 2.000" thread length hexagon head style 8 thread quantity per inch navy special project cadmium surface treated unc thread series
3a thread class right-hand 1.750" thread length hexagon head style 8 thread quantity per inch navy special project cadmium surface treated unc thread series
3a thread class right-hand 1.000" thread length hexagon head style 20 thread quantity per inch navy special project cadmium surface treated unc thread series