JessEm Box Joint Jig

Precision Box Joint Joinery for Perfect-Fitting Finger Joints

Create flawless box joints (finger joints) with confidence using the JessEm Box Joint Jig. Designed for woodworkers who demand precision, repeatability, and effortless operation, this premium router table jig produces perfectly fitting box joints with exceptional accuracy and minimal setup.

Ideal for drawers, decorative boxes, cabinetry, furniture, keepsake boxes, and fine woodworking projects, the JessEm Box Joint Jig delivers professional-quality joinery every time.

Engineered with four precision R4 bearings, the jig glides effortlessly across your router table for exceptionally smooth operation and repeatable results. Three precision-machined aluminum indexing keys and three matching Baltic birch fences allow you to quickly switch between the most popular box joint sizes without complicated adjustments.

Its innovative design also provides full access to your router lift, allowing quick bit height adjustments without removing the jig or router plate.

Why Choose the JessEm Box Joint Jig?

• Produce perfectly fitting box joints with exceptional accuracy
• Three interchangeable indexing key sizes for maximum versatility
• Smooth-gliding bearing system for effortless operation
• Fast, repeatable setups with precision indexing
• Full router lift access without removing the jig
• Integrated bit guard for improved safety
• MatchFit® compatible for versatile workholding
• Premium CNC-machined construction built to JessEm's exacting standards

Smooth Glide Bearing System

Four precision R4 bearings provide exceptionally smooth travel across your router table, delivering clean, accurate, and repeatable box joints with every pass.

Three Precision Indexing Keys

Includes three precision-machined aluminum indexing keys in:

• ¼"
• ⅜"
• ½"

Easily match your router bit size to create perfectly fitting finger joints for a wide range of woodworking projects.

Precision Baltic Birch Fences

Three custom Baltic birch fences are included to provide superior workpiece support, accurate alignment, and repeatable results for each indexing key size.

4¼" Travel with Full Router Lift Access

Enjoy 4¼ inches of smooth travel while maintaining unrestricted access to your router lift. Easily adjust bit height or lock your lift without removing the jig or router insert plate.

Integrated Adjustable Bit Guard

An adjustable bit guard enhances safety while helping stabilize your workpiece throughout each cutting pass for greater confidence and improved accuracy.

MatchFit® Compatible

A precision-machined dovetail slot accepts the MicroJig MatchFit® Clamping System, providing flexible clamping options and secure workholding for a wide variety of woodworking projects.

Convenient Wall Storage

An integrated hanging feature allows the Box Joint Jig to be neatly stored on your shop wall, keeping your workspace organized and your jig within easy reach.

The JessEm Box Joint Jig is ideal for creating precision finger joints in:

• Drawers
• Decorative boxes
• Keepsake boxes
• Cabinetry
• Furniture
• Shop storage
• Tool boxes
• Small casework
• Fine woodworking projects

Built for Accuracy. Designed for Repeatability.

Whether you're building heirloom furniture, precision drawers, or decorative keepsake boxes, the JessEm Box Joint Jig delivers the accuracy, repeatability, and smooth operation professional woodworkers demand. Designed and manufactured with JessEm's commitment to quality, it's the ultimate router table accessory for producing perfectly fitting box joints with confidence.

The JessEm Box Joint Jig is compatible with router tables featuring a standard miter track.

For proper operation, the distance from the center of the miter track to the center of the router bit must measure between:

• Minimum: 4.2" (107 mm)
• Maximum: 7.7" (196 mm)

Not Compatible With

• Rockler Pro Lift
• Rockler SL Lift
• Kreg PRS3000 Router Lift
• Kreg Router Table Insert Plates
• Woodpeckers PRL-V1
• Woodpeckers PRL-V2
• Bench Dog 40 Series Router Lifts

What's Included

• JessEm Box Joint Jig
• Three precision aluminum indexing keys (¼", ⅜", ½")
• Three Baltic birch indexing fences
• Adjustable bit guard
• Mounting hardware
• Instruction manual

Router bits are sold separately.

WARNING - Cancer and reproductive harm. For more information please click: JessEm Prop65 Warnings

SHIPPING, POLICIES & WARRANTY INFORMATION

MANUAL: