I’m not sure where I read this so I can’t reference the source …
“Although all pieces within the tolerance range are considered acceptable, the closer to the desired dimension the better the finished product will perform. This is part of the reason why products from certain areas or countries become preferred – Swiss watches and Bavarian cars come to mind. The workers there take great pride in accurate work. But again the greater accuracy takes more time, and time is one of the greatest costs in producing a product.”
As opposed to “Good enough is good enough” (per a class I was required to attend while working for a company which desired to be “The HP of our line of business“. Of course, that was back when HP was HP).