H.D. Chasen Company

1-9/16"-12 plug tap - general purpose

1-9/16"-12 bottoming tap - best for blind holes

2-1/8"-16 ns taper tap - best for through holes

2-1/8"-16 ns plug tap - general purpose

2-1/8"-16 ns bottoming tap - best for blind holes

3-1/2"-4 nc taper tap - best for through holes

3-1/2"-4 nc plug tap - general purpose

3-1/2"-4 nc bottoming tap - best for blind holes

9/16"-22 taper tap - best for through holes

9/16"-22 plug tap - general purpose

9/16"-22 bottoming tap - best for blind holes

1-9/16"-18 nef taper tap - best for through holes

1-9/16"-18 nef plug tap - general purpose

1-9/16"-18 nef bottoming tap - best for blind holes

1/4"-24 ns taper tap - best for through holes

1/4"-24 ns plug tap - general purpose

1/4"-24 ns bottoming tap - best for blind holes

1-1/16"-7 taper tap - best for through holes

1-1/16"-7 plug tap - general purpose

1-1/16"-7 bottoming tap - best for blind holes