Description
1-1/2″ x 11 BSPF Bottoming HSS Tap
HSS BSPF Bottoming Hand and Machine Tap.
British Standard Pipe (G Series) is a pipe thread which is used mainly for mechanical coupling. The angle of thread is mainly 55º however for the US method some threads have a 60º angle. It is specified according to JIS and ISO R228.
Bottoming Taps have a lead of two threads and are used to ensure minimum thread run-out when tapping to the bottom of a blind hole.
Bottoming Taps are typically preceded by the use of a Taper or Intermediate Tap.
Manufactured from HSS this general purpose tap is designed for use in medium tensile materials and is for hand or general machine use.
Category: Bordo, Taps & Dies, HSS Hand and Machine Taps, HSS Tap BSPF (G Series)
Drill Diameter (mm): 45.5
Overall Length (mm): 125
Pitch (tpi): 11
Lead: Bottoming