The only tools required to assemble models were a screwdriver and spanners (wrenches). This can also prevent attempts at turning the screw with a small flat-bladed screwdriver. Frink is rewarded for inventing a hammer with a screwdriver attached. The battery is user-replaceable using only a Phillips-head screwdriver. A shot of vodka with a slice of orange is a "Cordless Screwdriver". Often the rod is threaded to allow adjustment with a screwdriver. In 1993 he was stabbed with an 8-inch flathead screwdriver. Many require no tools, or a standard-sized Frearson screwdriver. Modern tools for prodding range from a military prodder to a screwdriver or makeshift object. The shock absorbers are adjustable at the shock tower by using a flat head screwdriver. The shocks are adjustable at the shock tower by using a flat head screwdriver. The clutch is the component that defines a torque screwdriver. It may also be used as a screwdriver or precision edge marker. The Doctor's TARDIS produces a new sonic screwdriver. Exercising pronation and supination with a handle or screwdriver attachment will help stimulate the nerves.