T.B. Woods
T.B. Woods AP3C158 Collet AP3CX1-5/8"
You will find that Jm Eagle adapters fit standard threads without cross-threading.
T.B. Woods SDS 1-5/8 Bushing SDS158
This JTS model is compact enough to store easily when not in use.
T.B. Woods SF 2-3/16 Bushing SFX2-3/16
The PR2G Polyester Resin model works great for making lightweight panels and parts.