Jeweling, or engine turned as some may still call it, adds a classic & elegant look to any fine shotgun. Many shotguns had areas on the firearm that utilized jeweling. The ejectors, barrel lugs, carrier, bolt or water table area of SXS shotguns. Jeweling is mainly done on shotguns that have faded or worn jeweled areas or after re-bluing or polishing in areas that have to be re-applied. Jeweling can be done to most any metal surfaces that it is desired.