I use 1/4" drive universal joints to power chamber reamers when fitting rifle barrels on the lathe. Haven't broken one yet. That Ebay priming tool won't pressurize the passenger's side lifter gallery, as I mentioned before.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!