2PC For BMW Fan Clutch Nut Wrench and Water Pump Steel Holder Tool kit Specifications: For ALL USA 1 pc of Fan Clutch Holder and 1pc Clutch Wrench. ● For the purpose to remove water pump on models with temperature dependent viscosity drive fans. ● 15.5" (L) Fan Clutch Holder allows the technician to hold the water pump pulley in place while loosening the radiator fan. 15"(L) Fan Clutch Wrench 1-1/4" (32mm) Removes lock nuts on the thermo-Viscous fan ● Material：steel For BMW M4、M10、M20、M30、M40、M44 M50、M52、M52TU、M54、M56 M60、M70 and late cars.