NEEDED FOR TOOTH BELT REPLACEMENT AND OTHER ENGINE TIMING JOBS; SUITABLE FOR MOST DIESEL AND GASOLINE DOHC ENGINES; FIXATION BY LOCKING THE CAMSHAFTS AGAINST EACH OTHER; PINS MADE OF HARDENED STEEL FOR LONG TOOL LIFE; VERSATILE APPLICATIONS BECAUSE OF 2 DIFFERENT ARM LENGTHS; SPECIAL KNOB ON CENTER ARM CAN BE TURNED INTO A PLACE-SAVING POSITION