MotoGP God
Posts: 18,275
Join Date: Apr 2002
Location: Oxford
Mood: Its ONLY a Bike Club
Sorry Dave, Haven't got a tap that size bit rare as ISO standard is M12 with a 1.75mm pitch, metric fine is with a 1.5mm pitch so 1.25mm is ultra fine pitch. Possibly the same as some spark plugs, maybe worth checking to see if a plug thread chasing tool will do the job.