Allows instant opening and closing where fast, easy application to or removal from the work is required and where the spring pressure is adequate; ideal for use on metal, wood, plastic and fabric - in applications that range from do-it-yourself to industrial production; handle contours enable comfortable use; non-slip jaws become parallel at maximum opening capacities; point-of-pressure always remains near jaw tips throughout the entire range of openings to hold where needed; jaws are light-weight, nickel-plated steel; spring is heavy-duty tempered steel for maximum strength; handles are designed for optimum comfort with minimized spread; available in 1", 2" and 3" opening capacity. Made in USA.