Chasing a nut and stud size on 20v throttles

[ae86 drifter]

Hey guys as the title said I'm chasing the size the shaft and nut that is on the side of each throttle. I'm currently making the throttle position relocators kit for myself as the item has been discontinued. Any help would greatly appreciated. I've put a pic so u guys know what I'm talking about

[ae86 drifter]

I forgot to explain that I don't currently have my throttles as this is why I'm asking.cheers

[Sam-Q]

that's just a standard M6 bolt

[ae86 drifter]

Ok cool Sam see on the how there is two flats. Do u know the width and length of the flat section? Cheers