The 2050 tool removes pulleys on all Chrysler, Ford GM, and VW vehicles; including Saginaw, Thompson and the Ford C2 power steering pumps. GM belt driven vacuum pumps on boot gas and diesel cars and press-on water pump pulley on GM V6 engines. The 2050 works on pulleys with hub diameters of 1-1/8". 1-1/4", 1-5/16" and 1-3/8" with split collet design, the jaws grip the pulley flange for damage-free removal. Mechanical screw power does the actual pulling.