3a thread class right-hand 0.438" thread length hexagon head style 1.000" grip length 24 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.422" thread length hexagon head style 1.062" grip length 20 thread quantity per inch cadmium surface treated unf thread series
2a thread class right-hand 0.152" thread length flat countersunk head style 56 thread quantity per inch passivate screw surface treated unc thread series
2a thread class right-hand 1.167" thread length fillister head style 0.070" hole diameter 24 thread quantity per inch cadmium screw surface treated unf thread series
2a thread class right-hand 2.000" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unf thread series
3a thread class right-hand 0.592" thread length flat countersunk head style 24 thread quantity per inch cadmium screw surface treated unf thread series