3a thread class right-hand 0.906" thread length hexagon head style 3.000" grip length 18 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.470" thread length hexagon head style 0.070" hole diameter 20 thread quantity per inch silver surface treated unc thread series
2a thread class right-hand 1.500" thread length hexagon head style 11 thread quantity per inch astm B98, astm-B99, or astm-B124, grade 651 unc thread series
2a thread class right-hand 1.250" thread length hexagon head style 2.250" grip length 13 thread quantity per inch passivate surface treated unc thread series
2a thread class right-hand 1.250" thread length hexagon head style 2.750" grip length 13 thread quantity per inch passivate surface treated unc thread series
2a thread class right-hand 1.250" thread length hexagon head style 3.750" grip length 13 thread quantity per inch passivate surface treated unc thread series
2a thread class right-hand 1.250" thread length hexagon head style 4.750" grip length 13 thread quantity per inch passivate surface treated unc thread series
2a thread class right-hand 1.500" thread length hexagon head style 7.500" grip length 13 thread quantity per inch passivate surface treated unc thread series
2a thread class right-hand 1.000" thread length hexagon head style 3.500" grip length 16 thread quantity per inch passivate surface treated unc thread series