It's not RCM at all. It's an improved brush and nothing more.
The best economical solution is to use KAB machine that connects to your own vacume cleaner. Tough burger grease and fingerprints you will still have to remove manually using liquids and Discwasher brush.
The best economical solution is to use KAB machine that connects to your own vacume cleaner. Tough burger grease and fingerprints you will still have to remove manually using liquids and Discwasher brush.