JessEm Box Joint Jig for Router Tables

Create flawless box joints every time with the JessEm Box Joint Jig, engineered for smooth operation and precise results. Whether you're building drawers, jewelry boxes, casework, or decorative joinery, this jig delivers clean, consistent joints without complicated setup.

Three interchangeable indexing keys (¼"", ⅜"", ½"") and matching Baltic birch backer fences allow you to handle a wide range of material thicknesses and joint sizes. The jig glides smoothly on four high-quality R4 bearings, ensuring controlled, accurate cuts.

You have full access to raise and lower your router bit and lock your router lift in place—without removing the jig from your table. When you're done, the jig stores easily on a wall-mountable hanger.

Key Features:

• Smooth Glide System, runs on four R4 bearings for consistent, controlled movement and precise joints.
• Three Indexing Key Sizes Included, comes with ¼"", ⅜"", and ½"" aluminum keys to match commonly used router bit sizes.
• Three Baltic Birch Support Fences, CNC-cut backer fences minimize tear-out and support workpieces cleanly.
• 4-1/4"" Length of Travel, allows accurate indexing while maintaining full router lift adjustability.
• Adjustable Bit Guard, enhances safety and keeps workpieces stable while cutting.
• MatchFit Compatible, custom dovetail slot works with the MicroJig MatchFit clamping system.
• Smart Storage, includes built-in wall mount for convenient shop organization.

Compatibility Requirements:

• Fits router tables with a standard miter track
• Distance from miter track to router bit center must be 4.2"" to 7.7"