Features: Precisions engineered stair gauges with 8in, 16in, and 12in aluminum templates offer comprehensive measurement coverage and exact angles adjustments for stair treads, risers, cabinets, and woodworking projects. Crafted from lightweight aluminum and ABS, this stair measuring tool features sliding connector and mechanical screws for template adjustments and long performances. For professional contractor and DIY enthusiasts seek reliable template tool for precise carpentry measurements and complex angles calculations. Optimizing stair installations, cabinet assemblies, or furniture crafting in workshops and home renovations sites with its foldable design and multiple template measurement system. The storage ready design keep workspaces organized, with neatly packaged templates ensuring fast access during demanding construction tasks or detailed measurement job. Specifications: Material: Aluminum, ABS Package Includes: 1 set Stair Treads Gauge note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.