Smoothen and polish the outside surfaces of the shotgun barrels.
What does a Barrel Finisher do?
Smooths and polishes outside surfaces of shotgun barrels preparatory to bluing, using files, striker tools, and emery cloth: Positions and secures barrel in vise. Files off excess metal and surface blemishes, such as toolmarks, ripples, pits, and flat spots. Examines and feels surface of barrel to determine smoothness. Rubs barrel to obtain satin finish, using various grades of emery cloth. May secure barrel in filing jig and file with striker tool to taper breech end, using surface as guide. May remove excess solder from joints.