The only collars that you apply a torque to don't break off. I think I read that article about the 787 and I can tell you from first hand experience things at Boeing are no different. Low wages,no experience,low morale. They say only 4 percent of Boeing workers make under 20 an hour well 90...
On the 787 static test plane We had to install some 3/8" titanium NX hi-loks with BH steel collars and the torque required to break these off was unreal. If I had 3 collars to break off I went to the tool crib and got 3 brand new red T-handled allen keys. We used a jiffy Hi-torque Hi-lok runner...
