Wilmar performance tool serpentine belt tool releases tension on serpentine belts with spring loaded idler pulleys.
- Releases tension on Serpentine Belts with spring loaded idler pulleys
- Fits idler pulleys requiring 15mm, 16mm, 18mm hex or 3/8″ or 1/2″ square drive
- Also includes 13mm, 14mm and 15mm crowfoot wrenches
