2 1/4-4 1/2 HEAVY PLAIN

49NU4408

2 3/4-8 HEAVY PLAIN

F21NU040

1/4-20 HEAVY ZINC/YELLOW

59NU1610-3212

2-12 HEAVY GR.8 PLAIN

29NU083 B

1/2-13 HEAVY PLAIN "B" STAMP