3b thread class right-hand 1.500" overall length 1.500" overall width 32 thread quantity per inch one side cut away 0.683 cadmium surface treated square shape unjc thread series
3b thread class right-hand 1.406" overall length 1.406" overall width 32 thread quantity per inch one side cut away 0.620 cadmium surface treated square shape unjc thread series