This tool is used to release any serpentine belt tensioner with a 1/2" square drive opening. This tool is a 13" long, chrome-plated, single-end, reversible ratcheting wrench that has a 1/2" square drive and a vinyl gripRatcheting action allows for better positioning of the tool, which gives more swing angle than a solid type serpentine belt wrenchThe ratchet head is only 1" thick for better access to confined areasCompact overall length keeps handle from coming in contact with radiator hoses, charged air cooler pipes, etcThe wrench has an vinyl grip for comfort
