The core activity of BBT AG is concrete processing technology, particularly the execution of works such as: Core drilling: Creating openings or extracting core samples in concrete and stone after the fact; Cutting: Cutting work with various saws (wall, wire, floor or plunge saws) for dividing concrete and stone; Grinding: Transforming uneven, dirty floors into radiant, easy-to-clean surfaces; Joint cutting: Cutting expansion joints, dilatation joints and gutters; Adhesive reinforcement: Installing CFK lamellas as externally bonded reinforcement for flexural strengthening of structures made of reinforced concrete, wood or natural stone; Demolition: Interior demolition and gutting of buildings, where the building is only hollowed out, in contrast to total demolition.