Parallel guides are to be used to determine depth and direction of osteotomy for each implant size. Parallel guides have 3.1, 4.1, and 5.1 mm head diameters for the 3.5, 4.5, and 5.5 mm implant sizes, respectively. The “tail” of the parallel guide have 1.5, 1.9, and 2.4 mm shaft diameters for the 3.5, 4.5, and 5.5 mm implant sizes, respectivelyfor the 3.5 Material is 17-4 Stainless Steel.