A must for removing and installing serpentine belts with spring-loaded idler pulleys. 23" Long reach, slender design provides proper reach and prevents damage. Includes 4 metric sockets; sizes 13mm, 15mm, 16mm and 18mm, plus 3/8" and 1/2" drives. Also includes 9" extension for longer reach and multiple angle work. Covers GM, Ford, Chrysler and Saturn applications.