17mm - 12 point Crows Foot design for removing injector lines on most diesel engines. Works great on most Diesel Mercedes Benz, BMW & Sprinter models. Manufactured from chrome vanadium steel for strength and durability. Use with a 1/2" Drive. Applications: Mercedes-Benz: 100, 130, 314, 360, 360h, 352A, 346/355, 401, 402, 403, 407h, 615, 616, 617 BMW: 2.5TD Diesel Engines