Koch Chemie H9 Heavy Cut Compound is an innovative machine polish designed to rework heavily weathered paintwork. Eliminate deep scratches and effectively remove paint mists and sanding traces up to 1200g. H9 has an extremely homogeneous abrasive grain, helping you to achieve an extremely high level of cut and an excellent gloss level. The formula allows the product to be in use for prolonged periods without sticking and with low dust formation. Perfect for use on all types of paint (both soft and scratch-proof). (please note, price is for a single bottle, picture is just to illustrate both sizes)
Pairing this with the right pad will get you some decent results on heavier scratches, nice level of gloss left behind aswell.