First Time repair Kit includes: Drill, counterbore, tap, install driver and 5 inserts of the 16.2mm length  Other M10x1.25 Length inserts  Optional Kit with 14mm length inserts see p/n 1012D   Need a tap guide? If you are trying to repair Honda alternator bolt see 1012C  If you need to do a head bolt see kit P/n 6250