General description Convert and extend your router bits with this 2X Extension Collet Chuck Converter Adapter. Designed to accept both 1/4 inch and 1/2 inch shank router bits, this adapter allows for enhanced depth of cut, making it ideal for various routing tasks. The high precision and stable performance ensure improved work efficiency. Technical specifications Shank Diameter: 1/4 inch (6.35 mm) Accepted Shank Size: 1/4 inch and 1/2 inch Extension Length: 2-1/4 inch Material: Carbon steel Installation Insert the router collet extension shank into the 1/4-inch router collet. Place the router bit shank into the extension collet. Tighten both components securely. Usage Use the adapter to extend your router bit for full depth of cut. Enhances control and efficiency during routing tasks. Other information Package Contents: 2 * 1/4 inch handle extension rod, 2 * ER20 1/4 inch collet, 2 * ER20 1/2 inch collet, 2 * ER20M wrench. Note: Light reflection and different displays may cause the