American Unified 8 Thread SeriesO.A.L. mm: 151Shank Dia. Mm: 22.4Flutes: 4
UNEF
2 1/4-8 HSS UN – Plug Tap
1 3/4-8 HSS UN – Plug Tap
1 1/8-8 HSS UN – Tap Set
2 1/8-8 HSS UN – Tap Set
1 1/8-8 HSS UN – Plug Tap
1 1/2-8 HSS UN – Tap Set
1 3/8-8 HSS UN – Bottom Tap
1 5/8-8 HSS UN – Plug Tap
2 1/8-8 HSS UN – Plug Tap
1 1/4-8 HSS UN – Plug Tap