tarrett tools are made to the highest standard of quality and workmanship. We want every tool in the hands of our customers to be accurate and satisfactory. If any tool is found not to be of Starrett quality, please contact our customer service department to arrange a return of that tool. Any tool proved to be defective in material or workmanship will, at our discretion, be repaired or replaced at no charge. Please note that we cannot replace or give credit for tools that have been improperly used, stamped or mutilated, or tools that have been altered or repaired by personnel not authorized by The L S Starrett Company. We will be pleased to quote a price to repair such tools.