This is a new old stock lathe tool post or similar application heavy duty open end 1/2" square opening wrench marked "1/2 WILLIAMS MADE IN U.S.A. 505" on the steel. Most of the 6.5" long wrench is covered with black Japanning (paint), the area around the opening is bare metal. The paint is about 99% intact, only a few minor factory imperfection in the paint noted. Each comes with the original paper packaging that is also marked "WILLIAMS SUPERIOR DROP-FORGED WRENCH 505" on the paper label on the packaging. We also have the original box is solid condition. The buyer who buys the last of these wrenches, gets the original box for free. A hard to find heavy duty square opening wrench by a well known quality tool maker!