- Dual-purpose design: This tool features a specially shaped structure that simplifies the disassembly of pen nibs and piston assemblies, enhancing efficiency and convenience. - High-strength construction: Crafted from durable high-strength steel using CNC lathe technology, this tool ensures long-lasting performance and reliability. - Scratch-free removal: Specifically designed to safely extract the piston unit from models 146 and P136 without causing any damage or scratches, preserving the integrity of your fountain pen. - User-friendly operation: This tool is incredibly easy to use, making it ideal for restoring and repairing fountain pens with minimal effort. - Versatile applications: Perfect for both hobbyists and professionals, this tool is essential for regular maintenance, restoration projects, and repair tasks on various fountain pen models. - Compatibility: Designed to work seamlessly with popular models such as the 146 and P136, ensuring that you can maintain your favorite writing instruments effortlessly. By choosing this tool, you ensure that your fountain pen remains in excellent condition, ready for a smooth writing experience whenever you need it.