Highlights of the Wall Polisher with Vacuum Cleaner The product has large capacity and high rotation speed to help sanding walls become easier and faster. The C-Mart W0045 wall polisher with vacuum cleaner has an extension bar that helps increase the working range to reach more positions. The product has a smart design that can be folded when not in use, making storage more convenient, and when used, it can be opened quickly without taking much time.