The product is a high-quality 3/8-24 NF x 1" hex die manufactured by Irwin Hanson in the United States. 3/8" - 24 Nf.
5/8-18 NF x 1-1/4" Hex Die Irwin Hanson 7254 Rethreading CS RH
1/4-28 NF X 1" Hex Die DWTHX1428 Rethreading Carbon Steel by Drill America
3/4-16 NF x 1-7/16" Hex Die Irwin Hanson 7760 CS LEFT HAND Rethreading
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
3/8-24 NF X 1" Hex Die DWTHX3824 Rethreading Carbon Steel RH by Drill America
