When the epoxy has set and hardened, the butt is drilled out to accept the compass in a snug fit. It is here that the wood must be removed with rasps and routers until the barrel will slide into place in a slightly loose fit. Prada Wallet Chain. More standard, perhaps, is another Numrich rifle of the same basic design with thirty-two-inch barrels. Load used for this photo was especially hot and was concocted as a special test round for gun. Prada Wallet Chain. I have made more of these buttons in a drill press than on a lathe simply because there were times when no lathe was available to me. The story of gunsmithing contains too many phases, too many eras and too many modes of manufacture to completely catalog them all on these pages. Prada Wallet Chain.