• Removes Broken Exhaust Manifold Bolts on Duramax 6.6L Diesel Motors Without Damaging the Cylinder Head.
• Tapered bolts center base plate over bolt holes and slip fit bushing allows you to move from hole to hole without moving base plate.
• Drill depth gauge to make sure water jacket is not pierced.
• The screw extractor is then used to remove the broken bolt.
• Includes bushing to drill to tap size when extractor cannot be used.
(California Prop 65)