No assembly required: The rails handle is easy to assemble and disassemble without the need for tools. It can be used as a tool for household or commercial purposes. Good Material: Made of high-quality and sturdy aluminum alloy material, it is durable and can be used for a long time. High strength, high hardness, fast drilling capability. High precisions and wide adjustment ranges. The fastest and most accurate hardware tool. Save times on making woodens templates. Specifications: Material:Aluminium Size:Approx. 51cm/20.07”x20cm/7.87”x12cm/4.72” Package Includes: 1Set Table Saw Miter Gauge Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.