OTC (1023) Mechanical Grip-O-Matic Puller - 2 Ton, 2/3 Jaw (Reversible Jaws) 2 ton capacity, 2/3 jaw, reversible jaws Maximum reach of 3-1/4 inches Maximum spread of 4-3/4 inches Upper jaw thickness is 3/16 inch, lower jaw thickness is 1/8 inch Upper jaw width is 1/4 inch, lower jaw width is 1/2 inch