Refill Kit for Tru-Flate 15-163 Emergency Tire Repair Kit. Refill kit includes 5 repair strings and . 30 oz. tube of universal cement. For repair use on all bias-ply and non-speed rated radial tires. For safety reasons, a punctured tire should always be removed from the rim to allow inspection of the inner tire surface for hidden damage, that could cause the tire to fail unexpectedly. Does not include probe or open-eye tools necessary for string repair insertion - string repair and cement refills only. Tru-Flate is part of the Plews & Edelman group. Plews Manufacturing and Sales Corporation was originally founded by R. G. Plews in 1927. At that time, the railroad industry was the primary focus for the companys extensive line of oil cans. As the transportation industry went from trains to passenger cars and trucks, Plews shifted their focus to developing the tools necessary to service this new mode of transportation. Fast forward 90 years and Plews has become part of Plews & Edelman. Today, Plews & Edelman is a leading designer, manufacturer and distributor of a broad range of automotive parts and tools sold to the vast majority of mass merchant, retail auto parts stores and wholesale automotive parts and industrial distribution outlets, worldwide.