2a thread class right-hand 0.680" thread length flat countersunk head style 48 thread quantity per inch passivate screw surface treated unf thread series
3a thread class right-hand 0.323" thread length dished hexagon head style 0.552" grip length 32 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.298" thread length dished hexagon head style 0.928" grip length 32 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.429" thread length dished hexagon head style 1.865" grip length 24 thread quantity per inch cadmium surface treated unjf thread series