Perfect Angle Adjustment: This stair measuring tool is easily adjustable to any angle, making it for accurately measuring and drawing stairs, cabinets, and custom furniture to meet all your project needs. For Aluminum Alloy: Constructed from yet sturdy aluminum alloy, this tool ensures long-lasting performance while providing a sleek, professional finish that enhances the quality of your projects. Advanced Fixture Design: The tool features innovative sliding connectors and machine screws that allow for quick and precise shape transfers to materials, making it perfect for detailed stair tread projects. Customizable Length: Thanks to its modular splicing design, you can effortlessly extend or shorten the tool, providing unmatched flexibility to accommodate different project sizes with ease. Effortless Sliding Mechanism: Designed with a smooth sliding mechanism, this measuring tool allows for easy adjustments, saving time and boosting efficiency on every task you undertake. Usage:Home DIY Model Number:Stair Measuring Tool Type:Hand Tool Parts Name:Stair Measuring Tool Colour:Black & Red Material:Aluminum ABS Package Contents: 1 * Stair Measuring Tool Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.