- Adjustable design: adjustable arms with a range of 40-165 mm allow this tool to fit various sizes of crankshaft pulleys. Suitable for automobile flywheels, motorcycle wheels, bicycle wheels, automobile wheels, generator bearings, machine bearings, etc. - Anti-slip thread: three-jaw thread provides a tighter grip on the crankshaft pulley. The anti-slip thread, combined with a smoothly rotating screw design, ensures a firm grasp and smooth operation during disassembly, helping safety and efficiency. - Easy to use: simple and clear design for easy removal of crankshaft pulleys. The central screw uses a steel bead design to minimize damage to disassembled parts. Simply adjust to the specific crankshaft size, secure tightly, and apply pressure to remove the pulley effortlessly. - Precision engineering: built with precision to ensure accurate and efficient removal of crankshaft pulleys. Following precise engineering standards minimizes the risk of damage to surrounding components, providing a secure and reliable solution for pulley removal needs. - Use scenarios: suitable for automotive crankshaft pulley removal during maintenance on cars, motorcycles, and bicycles; removal of pulleys in generator or machine bearings; routine servicing and repair tasks requiring crankshaft pulley extraction.