American Unified 8 Thread SeriesO.A.L. mm: 187Shank Dia. Mm: 31.5Flutes: 6
UNEF
2 1/8-8 HSS UN – Taper Tap
2 1/4-8 HSS UN – Bottom Tap
1 3/4-8 HSS UN – Plug Tap
2″-8 HSS UN – Tap Set
1 1/2-8 HSS UN – Plug Tap
1 3/8-8 HSS UN – Bottom Tap
1 7/8-8 HSS UN – Bottom Tap
2 1/8-8 HSS UN – Tap Set
1 1/2-8 HSS UN – Tap Set
1 1/4-8 HSS UN – Plug Tap