Create flawless box joints every time with the JessEm Box Joint Jig, engineered for smooth operation and ultimate precision on your router table. Whether you're crafting drawers, decorative boxes, or precision joinery, this jig is your go-to solution for clean, consistent results without the frustration of complicated setups.With three interchangeable key sizes (1/4", 3/8", 1/2") and three matching Baltic birch fences, you'll be ready to tackle a wide variety of project sizes right out of the box. The jig glides effortlessly on four R4 bearings, giving you a smooth, controlled motion that ensures pinpoint accuracy.Designed for ease of use and versatility, this jig allows full access to raise and lower your router bit, then securely lock your router lift in place-all without ever moving your plate. When you're done, just hang the jig on your shop wall for convenient storage.