Edge grinding HTC Superfloor™ in a warehouse All floors gives you an impression, whether it is grinded or polished, a very important part of that impression are the edges. Bad looking edges however, can bring down the total impression of the floor. But edge grinding means hard work and a good eye for the floor pared with craftsmanlike professionalism. Regardless if you start or finish a project with grinding and polishing the edges, there are no shortcuts to the perfect floor. The first step towards professional results is to obtain high quality edge grinding machines and efficient diamond tools. This is what HTC provides.