UNHO Professional Car Auto Battery Terminal Windscreen Wiper Arm Bearing Remover Puller Tool Removes the battery cable clamp or windshield wiper arm from the post without damage Spring-loaded sharp jaws get under the clamp for a secure grip Simplifies the removal of smaller bearing gears and pulleys on electric motors, alternators and more Progressive screw action with simple spring loaded release Reach up to 25mm and jaw spread of 36mm