7/16-20 HEAVY THIN ZINC

41NTU149

7/8-9 HEAVY THIN ZINC

49NTU4412

2 3/4-12 HEAVY THIN PLAIN

F41NTU149

7/8-9 HEAVY THIN ZINC/YELLOW

49NTU1409 R/S

7/8-9 HEAVY THIN PLAIN