G4003g Series 200 Tool Post Question

I drilled & tapped mine with holes 30 degrees either way from the factory location. No problems since.
 
I've bought at least 6 QCTPs over the years (three of them for some specialized tools I've made), both piston and wedge style, both AXA and BXA. As a matter of routine, I always add three more tapped holes to the lock down at 90º intervals. Once it's on the lathe, I simply find the most convenient position for the handle [I'd originally done this to allow moving the handle around for different situations, but it turns out that there's one "sweet spot"]

The process is pretty simple. A shown in the first photo, I unscrew the ball, grab the arm shaft in the chuck, and use it to locate the vise and set the angle. Then (second photo) rotate the arm 90º, drill & tap, rinse & repeat.
kHPIM3090.jpg kHPIM3091.jpg
 
I had the same problem....

I bought a phase II wedge type tool post..

Works like a champ now
 
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