Precision Mortising Jig

Create accurate, repeatable mortises with this sliding X-Y mortising jig. Build it with simple hardware and add precision to any mortising machine.

Upgrade your mortising machine with this precision X-Y sliding table jig for accurate, repeatable mortises every time. Designed to simplify the tedious task of repositioning your workpiece, this shop-built accessory features front-to-back and side-to-side movement controlled by hand wheels—perfect for drilling clean, consistent mortises quickly and easily.

The jig is built around a solid base, a floating carriage, and a sliding top platform, which glide smoothly using Acme-threaded rods, steel guide rods, and bronze bushings. A heavy-duty hold-down and toggle clamp secure your workpiece in place while you fine-tune the cutting position with precision.

With simple construction, affordable hardware, and easy-to-follow steps, this jig is a must-have upgrade for any serious woodworker using a hollow-chisel mortiser.

☆

SELECT YOUR PLAN PACKAGE

Unit
Tier
Give as a gift
Learn more

What You Get:

  • 10 printable (digital) pages of step-by-step instructions
  • 34 full-color photos and illustrations
  • Shop-tested techniques ensure your success
  • Materials list
  • Retail sources for hardware and supplies

Project Supplies & Hardware

Check out our Editor’s recommendations for project supplies and hardware. (We may receive commission when you use our affiliate links. However, this does not impact our recommendations.)