Enhance your woodworking and machining projects with this high-quality Router Bit Extension Rod kit, designed for precision and durability. Crafted from industrial-grade carbon steel, this extension rod ensures stable performance and long-lasting use, making it ideal for a variety of applications including boring, milling, drilling, tapping, engraving, CNC operations, and spindle machine tools. Key Features: · Durable Carbon Steel Construction: Made from industrial-grade materials for high accuracy, strength, and extended service life. · Stable Performance: Enables full-depth cuts when processing dovetail splines, providing reliable and consistent results in woodworking and metalworking tasks. · Easy to Use: Simply insert the router bit collet extension handle into the router bit collet, then insert the milling cutter drill bit handle into the extension chuck and tighten both securely for a firm hold. · Precise Sizing and Clear Marking: Each chuck is clearly marked with its size and packaged individually in a protective container with a label, allowing for easy identification and safe storage. · Versatile Application: Suitable for a wide range of machining tasks including boring, milling, drilling, tapping, engraving, CNC machining, and use with spindle machine tools, making it a versatile addition to your workshop. Specifications: · Material: Carbon Steel · Extension Rod Total Length: Approx. 85mm / 3.35in · Extension Rod Outer Diameter: Approx. 28mm / 1.10in · Nut Diameter: Approx. 28mm / 1.10in · Nut Height: Approx. 20mm / 0.79in ER20 φ13 Collet: · Height: Approx. 32mm / 1.26in · Outer Diameter: Approx. 20mm / 0.79in · Inner Diameter: Approx. 13mm / 0.51in ER20 φ6.5 Collet: · Height: Approx. 32mm / 1.26in · Outer Diameter: Approx. 20mm / 0.79in · Inner Diameter: Approx. 6.5mm / 0.26in Package Includes: · 1 x Router Bit Extension Rod · 1 x ER20 φ13 Collet · 1 x ER20 φ6.5 Collet This Router Bit Extension Rod kit combines precision engineering with durable materials to deliver stable and accurate performance across multiple machining tasks. Its easy installation and clear labeling make it a practical and efficient tool for professionals and hobbyists alike.