Originally Posted by
Pompiere
When I worked at the power plant, the mechanics had some huge wrenches that had a big square "handle" that was made to be hit with a sledge hammer. I presume they only used it for disassembly, since they were pretty anal about torque specs on assembly.
from the net
We had a couple of those in the shop that gathered dust. We bought them for a 'one-off' machine that ended up getting parked in the weeds.