Description: Material: Made from aluminum alloy, this Stair Gauge is designed to withstand heavy duty use while maintaining its precision and accuracy. Lightweight and Portable: With its small size of 1.04inchx0.51inchx0.51inch and light weight, this Framing Square Stop is convenient to carry around, making it ideal for both professional use and personal use.Staircase Measurement Tool: This Stair Gauges also functions as a staircase measurement device with layout marking capabilities, providing accurate measurements for staircase construction or renovation.Wide Application: This Stair Gauge is suitable for Framing Square, Stair Layout, Rafter Layout, Marking Repetitive Angles, etc.Package Included: Package includes a piece of this versatile measuring tool in red color. Specification: 2.65cmx1.3cmx1.3cm/1.04inchx0.51inchx0.51inch Package Includes: 1Stair Gauge Note: Please allow slightly errors 1-2cm differences due to manual measurement.