The old saying goes you need the right tool for the job. Powerbuilt has that right tool with the 4 piece Fan Clutch Wrench kit. Specially designed to easily remove threaded on non-viscous type fan clutches on the most common sizes of Ford, Chrysler, Jeep, and some import vehicles. Set includes strong heat-treated steel 3 ¼ inch, 1 7/8 inch, 1 9/16 inch, 58mm, and 36mm spanners. This kit is perfect for the novice and built tough for the professional. Keep your kit well organized and protected for years of use in the heavy-duty carry case. Helpful detailed instructions and usage photos are included.