JORGENSEN 8060 Cabinet Master 60 Inch 90 Degree Parallel Steel Bar Clamp Maximum opening capacity is 60 inches Clamping faces are 3-3/4 inch height and 1-7/8 inch width Maximum load limit is 1,000 pounds Ideal for do-it-your-selfers, hobbyist, carpenters, cabinet makers, woodworkers, metalworkers and professional trades people of all types Pony Tools Inc. (founded 1903) is the manufacturer of the bar clamps and they are made with U.S. and foreign parts in our Chicago factory