Package includes: 4 quality track connectors and a convenient small hex wrench for quick installation and adjustments. Durable construction: Made from strong, precisionengineered steel for longlasting performance. The smooth, burr surface ensures safe handling and accurate alignment without damaging your rails. Reliable rail connection: Designed to securely join two guide rails together, these connectors allow you to achieve maximum stability for extended straight or beveled cuts. for projects that require continuous precision over longer distances. Compatibility: Fully compatible with 118 inch rails (1943677), 55 inch rails (1943685), 39 inch rails (1991400), and Festool track saw rails. Ideal for both professional woodworking setups and home workshops. Performance and benefits: Maintains precise alignment between connected rails for cleaner, more accurate cuts. Reduces shifting or movement during operation, improving cut quality. Enables the creation of custom rail lengths to suit different project requirements. Example applications: 1. Joining two rails for cutting large sheet goods such as plywood or MDF without repositioning the track. 2. Creating extended beveled cuts across multiple panels in cabinetry or furniture making. 3. Setting up a continuous guide for precise trimming of doors or table tops in workshop or onsite installations. These steel track connectors are an essential accessory for anyone using compatible guide rails, delivering strength, accuracy, and ease of use in every project.