Router Collet Extension Size and Specifications: Shank Diameter: 8mm (0.31 inch) Acceptable Shank Diameter: 8mm (0.31 inch) Total Length: 87mm (3.43 inch) Material: strength carbon steel for durability and long service life Key Benefits: Extends router bit reach to provide full or additional cutting depth. Reduces risk of the shank being pulled out of the chuck during operation. Maintains strong grip and vibration resistance for precision work. Designed for consistent performance under demanding workloads. Features: Compatible with CNC woodworking engraving machines, spindle machines, milling machines, and lathes. Ideal for woodworking trimming, milling, engraving, drilling, reaming, and grinding. hardness carbon steel ensures wear resistance and stability during extended use. Usage Instructions: 1. Insert the extension shank into the router chuck. 2. Place the router bit into the chuck from the of the nut. 3. Tighten securely before beginning operation. Practical Applications: Extend reach when trimming edges on large panels or furniture components. Achieve deeper milling or engraving without changing equipment setup. Improve efficiency when working on complex drilling or reaming tasks in wood or similar materials. This router collet extension provides a reliable solution for professionals and hobbyists who require extended bit reach, enhanced cutting depth, and stable performance across a variety of woodworking and machining operations.