3a thread class right-hand 0.251" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unf thread series
3a thread class right-hand 0.406" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unf thread series
2a thread class right-hand 0.554" thread length flat countersunk head style 28 thread quantity per inch cadmium screw surface treated unf thread series
3a thread class right-hand 0.718" thread length flat countersunk head style 20 thread quantity per inch passivate screw surface treated unf thread series
2a thread class right-hand 0.375" thread length pan no. 2 head style 20 thread quantity per inch cadmium or zinc screw surface treated unc thread series
2a thread class right-hand 0.514" thread length flat countersunk head style 18 thread quantity per inch passivate screw surface treated unc thread series
2a thread class right-hand 1.750" thread length fillister head style 0.046" hole diameter 32 thread quantity per inch cadmium screw surface treated unf thread series
2a thread class right-hand 1.750" thread length fillister head style 0.046" hole diameter 32 thread quantity per inch cadmium screw surface treated unf thread series
2a thread class right-hand 1.750" thread length fillister head style 0.062" hole diameter 28 thread quantity per inch cadmium screw surface treated unf thread series