6" wrench with a unique half-moon design provide easier access to the fuel filter
High strength steel prevents the wrench from flexing while loosening stubborn filter collars
Four teeth grab the vent cap securely to prevent damage
6" wrench works on any diesel engines found in Caterpillar CT660, CT11, CT13, CT15, Cummins, Detroit Diesel, International, Mercedes Benz, Paccar, Daimler Trucks North America, Kenworth, Mack, Navistar, Peterbilt, Thomas Built Buses and Volvo
