The Matco Universal Serpentine Belt Wrench Kit SBK85 is a set of combination wrenches specifically designed for removing and installing serpentine belts in vehicles. This kit includes a single item with the manufacturer part number SBK85, making it a convenient and versatile tool for automotive maintenance and repair tasks. The combination wrench design allows for easy adjustment and precise fitting, ensuring a secure grip on the serpentine belt without damaging the belt or the engine components.