3a thread class right-hand 0.438" thread length flat countersunk head style 0.740" grip length 24 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.438" thread length flat countersunk head style 0.740" grip length 24 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.438" thread length flat countersunk head style 0.678" grip length 24 thread quantity per inch aluminum surface treated unjf thread series