I found this while buying Plierenches. GripNStik, model 707.
The jaw is geared to move together with each squeeze of the handles. Not really a multi, but definitely collectible. I'm pretty sure Bob has at least one of these.
"It didn't hurt, flirt, blood squirt, stuffed shirt, hang me on a tree
After I count down three rounds, in Hell I'll be in good company" - The Dead South