Brand: Genmitsu SKU: 101-63-RE01

1/4" Shank Collet Extension Chuck Rod for 1/4" Shank Bits

SKU: 101-63-RE01 Variants ID: 40736192692303

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  • Clamping: Make sure to clamp the shank in the right position and avoid clamping it too short. The extension collet must be tightened with a wrench and when installing the extender, it needs to be inserted as far into the bottom as possible.
  • High Quality: Made of high-quality carbide, our router collet extension provides maximum strength, toughness, and vibration resistance. It’s built to last and provide stable performance for all your woodworking projects.
  • Wide Application: Perfect for a wide range of applications including woodworking trimming, milling, engraving machines, wood, MDF, laminate, particleboard, plywood, acrylic, and other materials.
  • Extra Possibility: The router collet extension provides extra depth of cut and eliminates the dangerous temptation to pull out the shank from the chuck. It extends the router bit to provide the full depth of cut and takes your projects to the next level.
  • Easy to Use: Using this router collet extension is easy. Simply place the collet into the cap, insert the router bit into the collet from the top of the nut and then into the bar together. Finally, use a wrench to rotate and secure it in place. It’s that simple!


High Quality and Long Service Life

Our router collet extension provides an extra depth of cut and stable performance, making it a must-have for any woodworking project.


Suitable for All Kinds of 1/4" Type Bits

With a shank diameter of 1/4"(6.35mm), our router collet extension only accepts 1/4" router bits.



Safety first! Be sure to use our milling cutter chuck extension safely to prevent accidents caused by improper operation. When installing the extender, make sure to insert it as far into the bottom as possible. Do not clamp the shank too short and avoid setting the router speed too fast. Please note that this product cannot be used for iron products. Also, make sure that at least 3/4 of the shank is inserted to ensure maximum stability.



Router Collet Extension Shank 1/4 Inch
Accept Router Bit Shank Size 1/4 Inch
Extend Additional Length 2-1/4-Inch
Material Alloy Steel