Patriot / Polaris tip coupler thread size

[sbell111]

I am noodling out an idea and need to know the thread size for a polaris / patriot tip coupler. Can anyone help me out?

 

[hard hat]

I can look when I get home

 

[sbell111]

I would appreciate it.

 

[hard hat]

Major diameter 8.75mm. Thread pitch 0.75mm

 

[sbell111]

Now to figure out the correct tap...