Need to fix that broken or dented tailpipe? This 4-piece Exhaust Service Set has all the necessary tools you need to service a damaged exhaust system of up to a 3-1/2 inch diameter. Top-quality tools include a chain cutter for trimming pipe, two pipe expanders, one large and one small for expanding pipes or repairing dents, and a nut splitter for breaking rusted old bolts. Exhaust repair made easy. Set includes a heavy-duty carry case with detailed instructions and usage photos.