2-1/2-12 HEAVY THIN ZINC

97NTU040

1/4-20 HEAVY THIN BRASS NICKEL

T21NTU083 T3

1/2-13 HEAVY THIN TRIVALENT ZN

41NTU282 T3

1-3/4-12 HEAVY THIN .0003

T41NTU126

3/4-16 HEAVY THIN TRIVALENT