DAYCO® BELT DIAGNOSTIc KITThe No. 1 complaint with belts today is noise, and the No. 1 cause of belt noise is misalignment. Designed to diagnose misalignment, tension and wear within a belt drive system, the Dayco Belt Diagnostic Kit has all the tools to properly identify misalignment, belt tension and worn multi-rib belts.Kit includes: Belt tension gauge, two piece laser alignment tool, belt wear gauges, tension chart, replacement battery and battery installation wrench.IF YOU HAVE ANY QUESTIONS EMAIL ME ILL GET BACK TO YOU ASAP. MADE IN THE USA !!!!!!!!!!