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.

