Quote:
Originally Posted by 4x4_Welder
If the are 8mm and grade 8.8, then it should be only 18 ft/lbs or more accurately 225 in/lbs. .
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You're thinking 6mm.
An 8mm can to to 30-35 lb.-ft. before it fails. I routinely run the 5/16 screws to 28 lb.-ft. with plenty of room above (by feel).