ASTRO PNEUMATIC 3055. Manufacturer :ASTRO PNEUMATIC. Power Source Pneumatic. Kit includes 1 – 3″ Mini Polisher – Direct Drive – 2,500rpm (3043), 1 – 3″ Sanding /Polishing Back-up Pad (20302P), 1 – 3″ Wool Buffing Pad (20303), 1 – 3″ Polishing Foam Pad – Yellow (20306), 1 – 3″ Polishing Foam Pad – White (20306W), Blow Molded Case.