Mercedes Benz Special Tools, Owner Stated, "Includes Bosch Lambda Tester For MB-VW And More (Worked When Last Used). MB Belt Changing Tool, MB Torque Wrench, MB Axle Tool, MB Trans Spline Alignment Tool, Diesel/Gas Engine Valve Adj. Tools, Cam Shaft Holding Tools, Drum Brake Tools, Trans Clutch Compression Tools ATF Air Cond-Comp Pulley And Scale Tools.