HTC 1500 ixT HTC 270 EG HTC 650 HDX Polishing with an HTC 800 RX Air force museum HTC’s products are perfectly suited for both installations of new floors and maintenance of existing floors. This section guides you towards a great floor. Renovate or install a new floor with HTC grinding machines? The HTC grinding machines, and diamond based grinding tools, are perfect for among others preparation of a floor (Floorprep), renovation of natural stone floors, creating stunning concrete floors (HTC Superfloor™). Our grinding guides helps you getting the perfect result.