The innovative and patented ROBA Tech is equipped with a totally new developed sanding belt containing 174 sanding strips and provides a sanding area of approx. 1300 x 1500 mm (51.18 × 59.06 in) in touch with the workpiece and more than 250 meters (820.21 ft) of sanding material on all aggregates. A 360 ° rotation of the sanding aggregate over the work piece makes it possible to reach all edges and corners of a workpiece.