The DEROS Random Orbital Sander has not been designed for polishing. For polishing work, we recommend the following tools:
 

Battery powered polishing tools

AROP-B 312NV 77mm

ARP-B 300NV 77mm
 

Pneumatic polishing tools

ROP2 312NV 77mm

ROP2 512NV 125mm

RPS 300CV 77mm

AP 300NV 77mm
 

Electric polishing tools

PS 1437 150mm

PS 1524 180mm