Super-Snap is designed for easy, fast and safe contouring, finishing and polishing of all microfilled and hybrid composites. Features & Benefits: Elastic silicone shank mount for easy placement of the disk onto the mandrel Manufactured without a metal center Very flexible, ultra-thin disks allow easy access to interproximal areas Two sizes – four grits (silicon carbide and aluminum oxide) Use Super-Snap for: composites.