countersunk w/ reverse chamfer head style 0.146" hole diameter 32000 double pounds per square inch shear strength zinc or cadmium or chromate surface treated
2a thread class right-hand 1.847" thread length oval countersunk head style 20 thread quantity per inch cadmium or zinc screw surface treated unc thread series
2a thread class right-hand 0.597" thread length oval countersunk head style 20 thread quantity per inch cadmium or zinc screw surface treated unc thread series
2a thread class right-hand 0.347" thread length oval countersunk head style 20 thread quantity per inch cadmium or zinc screw surface treated unc thread series
2a thread class right-hand 1.417" thread length oval countersunk head style 24 thread quantity per inch cadmium or zinc screw surface treated unc thread series
2a thread class right-hand 0.312" thread length oval countersunk head style 32 thread quantity per inch cadmium or zinc screw surface treated unc thread series