H.D. Chasen Company

1/2"-18 ns bottoming tap - best for blind holes

1-1/2"-10 ns taper tap - best for through holes

1-1/2"-10 ns plug tap - general purpose

1-1/2"-10 ns bottoming tap - best for blind holes

1"-20 nef taper tap - best for through holes

1"-20 nef plug tap - general purpose

1"-20 nef bottoming tap - best for blind holes

3"-16 ns taper tap - best for through holes

3"-16 ns plug tap - general purpose

3"-16 ns bottoming tap - best for blind holes

5/32"-32 ns taper tap - best for through holes

5/32"-32 ns plug tap - general purpose

5/32"-32 ns bottoming tap - best for blind holes

1/2"-20 unf taper tap - best for through holes

1/2"-20 unf plug tap - general purpose

1/2"-20 unf bottoming tap - best for blind holes

1-1/2"-12 unf taper tap - best for through holes

1-1/2"-12 unf plug tap - general purpose

1-1/2"-12 unf bottoming tap - best for blind holes

1"-24 ns taper tap - best for through holes