It's a similar concept, but instead of using a lever arm to put pressure on the screwdriver bit, ours used an ACME jackscrew like a C clamp. It had interchangeable bits for Phillips, straight screw slots, and square drives. We didn't use it often, but it was very effective when we did.
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!