







3-in-1 Router Groove Bracket Attachment for Woodworking Trimmer Tools – Aluminum Alloy Adjustable Base for MDF, Plywood & Fine Wood Projects | Thomler
Transform Any Trimmer Into a Precision Routing System
This modular groove attachment turns your existing trimmer into a dedicated routing jig for dadoes, channels, and custom cuts across multiple board types. Machined from heavy-duty aluminum alloy, the quick-release base clamps securely onto most trimmer bodies, letting you dial in repeatable depths and widths without fumbling with tape measures or pencil marks. Whether you're cutting slots in MDF panels, routing decorative edges in solid wood, or channeling recessed grooves for inlays, the rigid platform keeps your tool stable and your lines clean. Perfect for hobbyists upgrading their workshop capabilities, DIY furniture builders who demand clean joinery, and weekend woodworkers tackling trim carpentry, flooring insets, or custom cabinetry. No need for expensive dedicated routers—mount this bracket, lock your depth, and start cutting professional-quality grooves in seconds.

Why You Need This
- Detachable Design for Fast Setup: Clip the bracket on and off your trimmer in seconds, so you can switch between freehand routing and guided groove cutting without a dedicated tool.
- Heavyweight Aluminum Construction: The reinforced alloy body resists flexing under load, delivering the rigidity you need for straight, repeatable cuts on every pass.
- Universal Compatibility with Panel Materials: Works flawlessly on medium-density fiberboard, decorative veneered boards, solid hardwoods, and fine finishing stock—one jig handles them all.
- Adjustable Base for Custom Depths: Slide the bracket along your trimmer's adjustment collar to set precise channel depths, from shallow inlays to full-depth dadoes.
- Compact Storage When Not in Use: Remove the bracket after your project and toss it in a toolbox drawer—no bulky router table hogging floor space.
- Enhanced Accuracy for Complex Joinery: The stable platform reduces wobble and kickback, so your grooves come out square, smooth, and ready for glue-up without rework.
Built to Last, Designed for Everyday Cuts
Serious woodworkers know that precision starts with rigid, well-engineered fixtures. This groove bracket's thickened aluminum walls won't warp or bend under the vibration of high-speed routing, and the bolt-on mounting system keeps everything locked in place through cross-grain cuts, end-grain plunges, and long rip passes. The removable design means you're not stuck with a single-purpose tool—swap it onto any compatible trimmer body in your shop and adapt to the job at hand. Use it to rout cable channels in a desk build, cut spline grooves for floating shelves, or mill decorative flutes in cabinet doors. When you're done, the bracket slides off and stows flat, leaving your trimmer ready for edge work or template profiling. Every cut you make benefits from the same rock-solid base geometry, so your joinery fits tight and your finished pieces look like they came from a pro cabinet shop. We ship this bracket free anywhere in the continental United States, and if it doesn't meet your precision standards within the first 30 days, return it for a full refund—no questions asked.
Free shipping across the United States — always, with no minimum order.
Every order is carefully packed and sent with Track & Trace, so you can follow your package every step of the way.
Order today? We ship the next business day.
Not completely happy? You have 30 days to return your purchase.
On top of that, we offer a 3-year warranty against manufacturing defects — your investment is in good hands.
Made for everyday
Practical pieces you’ll actually use.
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Chosen for quality you can feel.
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A Note From Our Founder
When I started Thomler, I wanted one thing — to make it easy to find pieces that actually make a home feel like yours, without the markup. Every item we carry is one I'd happily put in my own home. And if it's ever not right, you've got 30 days to send it back, no stress. I'm only ever an email away.