CTA Tools A874 Fan Clutch Wrench, 60-Millimeters Removes and Installs Fan Clutch Assemblies when Replacing Water Pumps Wrench Size is 60-Millimeters or 2-3/8-Inch Applications Include: GM Pick-up, Astro, Blazer, Jimmy, Yukon and Tahoe Use 2 Wrenches Together: 0ne for Holding and the Other for Turning Heavy-Duty Construction Allows for Strength and Durability