On 1/23/2012 12:19 PM, Ed Foote wrote: > I don't believe all agraffe fractures are due to lack of thread > clearance, I have seen too many of the modern undercut design break. I > think it is mainly over-torque at the factory, trying to get them lined > up. Even with a "zone" offered by the more crushable lip, it seem they > still miss it by enough to occasionally over stress the studs. > Regards, Fine. I haven't seen any broken agraffes at all with undercut shoulders. Every one I've run across has been as I described. In either case, it's over torquing. Ron N
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