Kastar 5344 3 Piece Ratcheting Serpentine Belt Wrench Set.
Sizes: 13mm or 1/2" Hex, 14mm Hex, 15mm Hex, 16mm or 5/8" Hex, 17mm Hex, 18mm Hex, 19mm or 3/4" Hex, 3/8" Square.
The Serpentine Belt Wrench Set is designed to release the tension on spring-loaded idler pulleys.
This set allows direct access to the tensioner without having to remove engine accessories or frame components.
Ratcheting wheels allow quick and easy positioning of the wrench driving end to allow the user to access the tensioner from any angle. This can be done by rotating the drive end on the wrench to match the position of the serpentine belt tensioner.
Heat treated and nickel chrome plated for durability, appearance, and long tool life.