4 Hartford Clamp Co corner clamp 62AM - 62BM USA Heavy Duty. The item "4 Hartford Clamp Co corner clamp 62AM 62BM USA Heavy Duty" is in sale since Sunday, October 17, 2021. This item is in the category "Collectibles\Tools, Hardware & Locks\Tools\Carpentry, Woodworking\Vises, Clamps". The seller is "camaropete66" and is located in Winsted, Connecticut. This item can be shipped to United States.