**Product Description: Precision Water Sensor Wrench for 6.6L and 6.7L Diesel Engines** - **Tailored Fit Design**: This 42mm 6-point water sensor wrench is specifically designed for removing and installing the water sensor on 2012 and newer 6.6L diesel engines' fuel filters, as well as fitting Cummins 6.7L engines. It replaces OEM part number 34900, ensuring a perfect match for your vehicle's specifications. - **Protects WIF Sensor**: Say goodbye to the risk of damaging your Water In Fuel (WIF) sensor with adjustable wrenches or pliers. This specialized wrench provides a secure and effective grip, maintaining the integrity of the factory sensor and ensuring a safe and damage-free operation. - **Effective Servicing**: The water in the fuel sensor, located at the bottom of the filter, needs to be removed and reused with a new filter. The wrench's thin wall construction and comfortable grip make servicing the water sensor easy and safe, preventing any damage to the filter during the process. - **Crafted from Premium Alloy Steel**: Constructed from high-strength alloy steel, this water sensor wrench offers exceptional durability and wear resistance. Its robust build makes it an essential tool for any mechanic, ensuring reliable performance over countless uses. - **Excellent Long Term Use**: Designed to withstand a lifetime of demanding use, this wrench is ideal for professional workshops and garages. Its durability minimizes the need for frequent replacements, enhancing efficiency and reliability in your servicing tasks. Upgrade your toolkit with this high-quality water sensor wrench. Its precise design, robust construction, and protective features make it a must-have for any professional mechanic or DIY enthusiast. Ensure safe and efficient servicing of your diesel engine's fuel system with this indispensable tool.