3a thread class right-hand 0.594" thread length flat countersunk head style 0.938" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
aal thread class right-hand 0.560" thread length spline drive shear head head style 1.750" grip length 24 thread quantity per inch passivate surface treated unjf thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.594" grip length 10380 single pounds per square inch shear strength 0.016 oversize shank, for repair work only. passivate surface treated
2a thread class right-hand 1.250" thread length oval countersunk head style 32 thread quantity per inch cadmium screw surface treated unc thread series
3a thread class right-hand 0.323" thread length flat countersunk head style 0.990" grip length 32 thread quantity per inch cadmium surface treated unjc thread series
2a thread class right-hand 0.230" thread length oval countersunk head style 32 thread quantity per inch cadmium screw surface treated unc thread series