Harmonic Balancer Puller, Screw Size 3/8 In, Use with Model GM 2000Generation II, Cadillac, Beginning in 1988, Chevrolet Trucks 2003 and Later, Chriysler from 1990, Ford 1995 and Later, and Mitsubishi Eclipse 1955, Designed For Removing Damper Pulleys In Tight Engine Compartment, Without Removing The Radiator, Includes 3 Jaw Puller, Four Lengths Of Forcing Rods, And A Forcing Screw With A 3/8 In Square Drive For Ratchet Use, And A 3/4 In Hex For Wrench Or Socket Use.