H.D. Chasen Company

3-1/2"-8 ns taper tap - best for through holes

3-1/2"-8 ns plug tap - general purpose

3-1/2"-8 ns bottoming tap - best for blind holes

9/16"-24 nef taper tap - best for through holes

9/16"-24 nef plug tap - general purpose

9/16"-24 nef bottoming tap - best for blind holes

1/4"-26 taper tap - best for through holes

1/4"-26 plug tap - general purpose

1/4"-26 bottoming tap - best for blind holes

1-1/16"-8 taper tap - best for through holes

1-1/16"-8 plug tap - general purpose

1-1/16"-8 bottoming tap - best for blind holes

1-9/16"-20 taper tap - best for through holes

1-9/16"-20 plug tap - general purpose

1-9/16"-20 bottoming tap - best for blind holes

2-1/4"-4 taper tap - best for through holes

2-1/4"-4 plug tap - general purpose

2-1/4"-4 bottoming tap - best for blind holes

3-1/2"-12 ns taper tap - best for through holes

3-1/2"-12 ns plug tap - general purpose