American Unified 8 Thread SeriesO.A.L. mm: 170Shank Dia. Mm: 28Flutes: 4
UNEF
1 3/8-8 HSS UN – Bottom Tap
2 1/4-8 HSS UN – Tap Set
1 1/8-8 HSS UN – Bottom Tap
2 1/4-8 HSS UN – Taper Tap
2 1/8-8 HSS UN – Taper Tap
1 3/8-8 HSS UN – Tap Set
1 1/8-8 HSS UN – Plug Tap
2 1/4-8 HSS UN – Plug Tap
2″-8 HSS UN – Taper Tap
2 1/8-8 HSS UN – Bottom Tap