Bone grafting, site dilator kit.Kit contains NuOss Cancellous Granules 0.5g, RCP Resorbable Collagen Plug, conFORM Resorbable Collagen Membrane 15x20mm, 3-0 Violet Braided PGA Suture with DS18 Needle. Kit: Dilators Stepped - 1.6/2.0mm, 2.0/2.8mm, 2.8/3.3mm, 3.3/4.0mm, 4.0/4.35mm, 4.35/5.00mm, Final 2.8mm, 3.3mm, 4.0mm, 4.35mm, 5.0mm, and Tray