3/8-16 NC X 1" Hex Die Irwin Hanson 6534 Rethreading Carbon Steel USA RH
5/16-18 NC X 1" Hex Die Irwin Hanson 6527 Rethreading Carbon Steel USA
1/4-20 NC X 1" Hex Die Irwin Hanson 6520 ZR Rethreading Carbon Steel USA
7/16-20 NF X 1" Hex Die Irwin Hanson 6540 Rethreading Carbon Steel USA
5/16-24 NF X 1" Hex Die Irwin Hanson 6529 Rethreading Carbon Steel USA
5/8-18 NF x 1-1/4" Hex Die Irwin Hanson 7254 Rethreading CS RH
