It will take some time but it can be done and will look good.
I have the Polishing Pal from Pinnacle, this little thing works wonders.
Polishin’ Pal includes:
1 White Polishing Pad, 4 inches
1 Yellow Cutting Pad, 4 inches
1 Gray Finishing Pad, 4 inches
1 Blue Finessing Pad, 4 inches
2 FREE...