Complete M8 X 1.25 Helicoil Drill,Tap and Bush Kit including “easy-fit”inserting tool,Tang breaker and 20off helicoil type inserts

Used for repairing damaged Porsche Exhaust manifold or header bolt holes This enables the drilling and tapping of threaded holes for installing helicoils  used to repair damaged material around the original threaded holes/thread. Kit comprises of a drill bush sized for a M8 helicoil thread and a guide bush that ensures that the helicoil thread tap is inserted square to the cylinder head Both bushes locate into the standard Verboten drill jig. Pre helicoil type drill bit for pilot hole Helicoil type tap Easy-fit”inserting tool Tang breaker tool 20 x Helicoil type inserts This is suitable for all Verboten drill jigs.