5/8-11 HVY THIN TRIVALENT ZINC

41NTU2406

1 1/2-6 HEAVY THIN ZINC

49NTU362

2-1/4"-12 HEAVY THIN PLAIN

49NTU404

2-1/2"-4 HEAVY THIN PLAIN

F21NTU083

1/2-13 HVY THN ZINC YELLOW