Serpentine Belt Tool
• Fits tensioner pulleys with 13 mm–16 mm, 18 mm hex or 3/8" and 1/2" square drives.
• For hard to access tensioners; there are 13 mm and 15 mm 12-point wrenches built into the handle.
• 13 mm, 14 mm and 15 mm crows foot wrenches also included. No. 4645 – Serpentine belt tool.