Wiper-arm puller — professional-grade repair tool Key benefits Designed for professional use: robust construction and a special heat-treatment process extend service life and withstand repeated use. Simple, reliable operation: tapered cone and jaw design let you get the tool under clamps and pulled parts without damaging surrounding components. Precise, controlled removal: the center screw and puller screw pad provide steady, even force for safe extraction of stuck parts. Features and function Tapered cone mechanism: pull the tapered cone to force the jaws under the clamp or clip, creating secure contact before extraction. Center screw operation: rotate the middle screw to lift and remove the clamp or arm with controlled pressure. Puller screw pad design: the screw pad is shaped to seat on top of spline posts for direct, centered pulling action. Heat-treated construction: treated for durability and long life under workshop conditions. Compatibility and common applications Removes bolted windshield wiper arms that fit over tapered spline posts. Extracts stuck or corroded battery terminal clamps. Suitable for similar tapered or clipped automotive fittings where a centered pulling force is required. Use scenarios Automotive repair shop: quickly remove a corroded wiper arm from a tapered spline post without damaging the windshield or arm. Battery maintenance: separate a seized battery terminal clamp for replacement or cleaning without prying or deforming the clamp. Mobile mechanic or field service: compact, dependable tool for on-site removal of clipped or tapered fittings. Why choose this tool Built for repeat professional use with a heat-treated design that resists wear. Straightforward operation reduces risk of damage to parts during removal. Fits directly on spline posts and clamps for effective, centered pulling force. Instructions (brief) Position jaws under the clamp or arm. Pull the tapered cone to seat the jaws firmly under the part. Turn the center screw to lift the clamp or pull the arm off the post. Materials, sizes, and models Tool is heat-treated for durability and intended for the specified functions described above. (Refer to product listing for specific model numbers and any dimensional specifications.)