The Kukko 3-Jaw Combination Puller Set with Locking Mechanism, No. 486-1-22, features innovative spring technology designed to provide a compact, maintenance-free design. Users can set the pulling jaw position using an easily accessible locking lever, and self-locking stop pins help ensure quick and easy replacement of the pulling jaws without having to relieve the pressure spring in advance. This tool offers universal application with use of two-arm and three-arm cross bars for internal and external pulling, according to the company.