Bordo 1-1/2″ x 11 BSPF Chrome Tap Set

Description

1-1/2″ x 11 BSPF Chrome Tap Set
Chrome Alloy BSPF (G Series) Hand Tap Set.
Used as thread chasers to clean an existing thread.
They can also be used to create a new female thread in non-ferrous metals and plastics.
Chrome alloy taps are not suitable for creating precision, safety or critical threads.
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.
Taper Taps have a lead of eight threads and are used as a starting tap in difficult or high precision holes.
Intermediate Taps have a lead of four threads and are used in most general purpose applications to cut a thread true to a pre-drilled pilot hole.
Bottoming Taps are typically preceded by the use of a Taper or Intermediate Tap.
Category: Bordo, Taps & Dies, Chrome Alloy Taps, Chrome Alloy BSPF (G Series)
Drill Diameter (mm): 45.5
Overall Length (mm): 108
Pitch (tpi): 11
Lead: Set