Features: This T-slot track is made of aluminum alloy material, not easy to be scratched or bent. It is corrosion resistant, easy to use and durable. This track can be used with many wood working tools, such as slide bars, fixtures. Comes with 4 pieces self-tapping screws for convenient installation. Perfect for building jigs and fixtures for your radial arm saw, workbench, drill press, and various other machines. Specifications: Material: Aluminum alloy Length: 400mm/15.74" Quantity: 1 Package Includes: 1 x T-Slot Track 4 x Screws Package List 1This T-slot track is made of aluminum alloy material, not easy to be scratched or bent 2It is corrosion resistant, easy to use and durable 3This track can be used with many wood working tools, such as slide bars, fixtures 4Comes with 4 pieces self-tapping screws for convenient installation 5Perfect for building jigs and fixtures for your radial arm saw, workbench, drill press, and various other machines