For projects requiring even more reach, the Wilton 140 Series Carriage C-clamps are engineered for securing the most demanding heavy-duty materials with confidence and ease. These large C clamps are designed to provide unparalleled clamping power and stability, making them an essential tool for any professional workshop or industrial environment. With a wide range of jaw openings from 0 to 8 inches and throat depths designed to accommodate various tasks, these Wilton clamps ensure a perfect fit for all your workspace needs. Features include clamping pressure up to 1,700 pounds, a black oxide coating, an oscillating head, and ductile iron frames.