Tools 88PC Thread installation and repair kit helicoil set M6, M8, M10 2699 - Us Pro

Set contains tools to repair M6 x 1.0, M8 x 1.25 and M10 x 1.5 thread sizes. Ideal for restoring damaged threads in steel, cast, iron and aluminium. Suitable for engine repair and other automotive applications. Simple and easy to use; Drilling clear the damaged threads with a standard drill (included). (to repair a spark plug thread no predrilling is necessary if using the special spark plug tap), please pay attention that for flute less taps bigger holes are required. Check that the thread and pitch of the tap and the bolt match Tapping use the special taps for cutting the holding thread into the cleared hole (recommended to use a suitable cutting oil) Install the insert place insert on installation tool and position the adjustable ring so that the insert tang is centred in the tang slot. Wind the insert in with a light downward pressure until a half turn below the surface. Don't work against the thread direction as the tang could break Tang removal After finishing lift the