Parts List: 2 x Retainers 1 x Fix Sheet 1 x Hook Highlight description: Quality Material: Made of quality aluminum material, the surface is anodized, the structure is stable, strong and lightweight, not easy to break or deform, and can be used for a long time Hexagonal Surface: This stair gauge is designed with a hexagonal surface that fits the boundary better than a circle, and it's taller so that the ruler is perpendicular to the material, making your marks more precise Wide Application: Triangular ruler angle marking, can be selected to clamp and fix the desired angle, and draw lines with a pen. The rectangular ruler is used as a stair gauge, fixed with 2 clamps, and the line is drawn with a pen. The ruler draws the line at a fixed distance, and the desired length can be selected to clamp and fix, and the line is drawn with a pen Multifunctional: The clamping table saw tool is fixed, and it is used as a backer. When the bottom distance is too short, the two heads are interchangeable and clamped upside down. Use 2 clamps, it is possible to stand and inspect vertically Compact Design: Our stair gauge is compact in size, making them easy to store and carry anywhere without taking up too much space in your bag Detailed description: Description: Made of premium aluminum material and being anodize treated, this framing square stair gauze tool is sturdy and not easy to break for long term use. Hexagonal surface design makes it ideal for working with edges rather than circles. Key Feature: Portable: Designed with user convenience in mind, the framing square stair gauze tool features a hook for easy carry and storage. Specification: Product Name: Framing Square Stair Gauges Material: Aluminum Color Optional: Black, Blue Size: 4.7x2.1cm/1.85x0.83 inch Note: 1.There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color. 2.Please allow slight dimension difference due to manual measurement. Quality Material: Made of quality aluminum material, the surface is anodized, the structure is stable, strong and lightweight, not easy to break or deform, and can be used for a long time Hexagonal Surface: This stair gauge is designed with a hexagonal surface that fits the boundary better than a circle, and it's taller so that the ruler is perpendicular to the material, making your marks more precise Wide Application: Triangular ruler angle marking, can be selected to clamp and fix the desired angle, and draw lines with a pen. The rectangular ruler is used as a stair gauge, fixed with 2 clamps, and the line is drawn with a pen. The ruler draws the line at a fixed distance, and the desired length can be selected to clamp and fix, and the line is drawn with a pen Multifunctional: The clamping table saw tool is fixed, and it is used as a backer. When the bottom distance is too short, the two heads are interchangeable and clamped upside down. Use 2 clamps, it is possible to stand and inspect vertically Compact Design: Our stair gauge is compact in size, making them easy to store and carry anywhere without taking up too much space in your bag