These are smooth buffalo bone scales with putty filler wholesale, sold by the pair. These are made from real Indian water buffalo bone, Bubalus, bubalis. The holes and centers are filled with "Araldite" mixed with bone powder. Araldits is a fast setting and very strong and durable epoxy adhesive.  Each buffalo bone scale measures approximately 5 inches long by 1-1/2 inches wide by 1/4 inch thick. Buffalo bone slabs and buffalo bone scales are used for making optical frames, tiles for inlaid furniture, for hidden tang knives, gun grips, knife handles and for inlaid art. These polished buffalo bone knife scales or buffalo bone slabs are from Indian Water Buffalo, Bubalus, Bubalis.