On Tuesday, 31 December 2019 14:46:40 UTC, John wrote:
Why do most car mechanics pride themselves in using the correct spanner for
any nut - yet plumbers who have less sizes to cope with just maul stuff
tight with crude grips?

The main difference is higher torque is needed on cars. Adjustables mangle things at high torque, adjustables are fine at plumbing torque.


NT