Features: - The OptiDisc finishing and polishing system gives your restorations a final polish equal to that of natural dentition. - With a three-grit system instead of the traditional four, you can achieve a higher surface gloss with fewer steps than with competitive products. - OptiDiscs are translucent for enhanced working surface visibility. - Kerr also offers OptiDisc Extra-Coarse for contouring composite restorative materials prior to finishing and polishing. Kit contains: - 30 x Extra-coarse. - 30 x Coarse. - 30 x Fine. - 30 x Extra-fine. - 1 x Standard mandrel. - 1 x Short mandrel. - 1 x OptiShine brush.