Post by
rico05 »
https://forums.nicoclub.com/rico05-u8176.html
Sat May 06, 2006 5:59 am
10mm. I got set of hex tip scockets at Harbor Freight for like $5. Don't forget to tap the hex into the stud with a hammer before you try to loosen. You don't have to when you tighten (@ least I didn't)