Helicoil® plus Repair assortment M 6 - M 14 x 1,25, 5 sizes

Content sizes  M 6   M 8   M10   M12  und  M14 x 1,25 (spark plug)

For the named sizes are all needed tools contained, as well as inserts in the 3 current lengths.
For the spurk plug size there is a combined tap contained. This tap executs drilling and tapping in one operation. The diminution at the tap head guarantees an optimal guidance. (See added picture)
All inserts are clearly ordered by size and length in plastic boxes.
Installation guide included.