end plate stud thread pitch size

hi all
does anybody know the exact thread size for the lambretta end plate studs,
I know they are M7 studs but does anybody know what the exact thread pitch is i need to clean a couple of stud holes out with a tap but i am not sure on the exact thread pitch.
does anybody know the exact thread size for the lambretta end plate studs,
I know they are M7 studs but does anybody know what the exact thread pitch is i need to clean a couple of stud holes out with a tap but i am not sure on the exact thread pitch.