Used on spec item. 3a thread class right-hand 0.321" thread length button head style 20 thread quantity per inch cadmium surface treated unf thread series
Used on spec item. 3a thread class right-hand 0.344" thread length button head style 16 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.312" thread length binding head style 32 thread quantity per inch nylon pellet in threads cadmium surface treated unf thread series