Dovetail Router Jig

3D Printed Dovetail Router Jig for Through Dovetails on 1/2" Material (Router Table Compatible)

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Take your joinery to the next level with this precision 3D printed Dovetail Router Jig, designed specifically for use with a router table. This jig allows you to cut clean and consistent through dovetails on 1/2" thick boards—perfect for woodworking projects like drawers, boxes, and cabinetry. Designed to be extendable, it can be easily printed in sections to match the width of your workpiece.

This model is paired with a detailed Standard Operating Procedure (SOP) to walk you step-by-step through the setup, use, and safety precautions—including guidance on fence construction, router bit selection (14° dovetail & pattern bits), and tips for best results. Built to be user-friendly and highly repeatable, it’s an essential tool for makers wanting to achieve fine joinery without expensive commercial jigs.

 

Features:

✅ Cuts through dovetails on 1/2" boards

✅ Designed for 1/4" shank bits with 1/2" bearings
✅ Uses a replaceable 3/4" plywood fence
✅ Modular design—print more sections for longer joints

✅ SOP PDF included for safe and precise operation
✅ Ideal for routers mounted in a table

 

I also created a full YouTube tutorial showing exactly how to use this jig:  

 

Router bits I use:

14° Dovetail Bit: *https://amzn.to/4rkSEGX
Flush Trim Bit: *https://amzn.to/4bduoAA
 

Whether you're a seasoned woodworker or a weekend maker, this jig makes precision dovetails accessible, affordable, and fun.

 

Note: This model is designed to fit on a standard 256x256x256 build plate.  If using a smaller build plate, cut the model down the center of one of the pins to ensure accurate dovetail spacing.

 

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