2 Miniature Wheel & Gear Pullers For Model Trains, Slot Cars, And Watch Repair This is a new set of 2 miniature wheel and gear pullers. Perfect for model train, slot car, and watch repair. Exerts controlled pressure to force tiny wheels, gears and clock hands away from the post without damaging. You receive: One miniature wheel and gear puller. Overall height of screw and post measures 1 1/4". Post measures 7/16" (11 mm) in diameter. Jaw frame measures 1" (25 mm) wide stationary with a 1/8" (3 mm) opening. One adjustable miniature hand remover. Overall height measures 1 3/4" (44 mm). Post measures 7/16" (11 mm) in diameter. Jaw frame measures 1" (25 mm) wide. Jaws adjust to a 7/16" (11 mm) maximum opening.