This wrench combines 6 gauges in one tool from.410 to 10 gauge. With its pending step design, FINI makes it a snap to quickly and easily change or remove a choke tube in the field. Sleek and strong folding design exceeds 50 pounds of torque. Specially designed tip for adjusting windage & elevation when sighting in a scope. 2-34" x 1-1/8".