BSPT and BSPP are all pipe threads types.
The shapes and the teeth degrees are same. The difference is the BSPT is a kind of taper thread and BSPP is a kind of straight thread.
In the above picture, you can see the obvious difference.
C·Cutting pipe threading machines are standard with BSPT / NPT threading dies. If you need BSPP function we will customize for you.