The ProMaxx Tool by Milton Dodge/Ram 6.4L HEMI Broken Exhaust Manifold Bolt Repair Kit: Chad, is designed to easily fit behind the shock tower. Featured in this set are interchangeable bushings with fasteners and a CNC machined thread repair kit. The Chad comes in two varieties, a base kit and a pro kit. The base kit includes one ProPlate, one ProBushing, one Premium Vertical Fluted Bit, two ProFasteners, and one ProLube Cutting Fluid. The pro kit includes one ProPlate, two ProFasteners, one ProBushing, and one ProDrill pack. The repair kit allows technicians to quickly and accurately remove and repair broken exhaust manifold bolts.