Feature: 1. FOR LAYOUT: Stair gauges are ideal for stair stringer layout, rafter layout, etc. Easy layout on any material, especially if there are gaps at the edges of the wood 2. EASE OF USE: Align the stair gauge with the specific ruler mark on the frame square so that when the gauge is fully inserted, the ruler mark can be seen through the concave cut, increasing the field of view 3. DEDICATED STORAGE: The gauge is equipped with wire rope to provide a dedicated storage place to prevent loss. Also lightweight and easy to store on magnetic tool storage panels and racks 4. STURDY AND DURABLE: Stair gauges are made of anodized aluminum alloy. Hex planes have more friction and work better 5. MULTIPLE FUNCTIONS: Can be used as stair stringer and rafter layout, circular saw rip guide, frame square attachment, use square to mark repeat angle, guide saw for angle cutting Specification: Item Type: Stair Gauges Material: Aluminium alloy. Package List: 2 x Stair Gauges1 x Rack