clarke pro 90 tip thread ?

[steveo3002]

ive gone to change the tip on my clarke 90 mig and the threads seem to have caught a bit of damage , is it a common size a can run a tap down?

 

[The_Yellow_Ardvark]

M5 I think from memory.

 

[steveo3002]

thanks found a random screw in the bits box to match it...soom cleaned it up the new copper tip wasnt hard enough to straighten the threads
cheers

 

[a111r]

For future ref, they are M5.