Kant Twist 405 Universal Clamp with Standard T Handle, 2" Holding Size, 3-1/2" Length x 3-1/4" Width, 800 lbs Holding Capacity Multi-purpose clamps combine the best features of ordinary "C" and parallel clamps Free-floating jaws adjust to un-parallel surfaces Will not "walk off-center" when pressure is applied against jaw, because there is no unsupported screw or loose pad All clamps are of rugged construction Provides new freedom of movement, eliminates distorting and twisting action of conventional clamps plus, it provides three different gripping surfaces