Features: 1. ACCURATE & SAVE TIME: The increased accuracy and savings in time will pay for the templates before you finish your next set of stairs. Simple, easy to use, and utterly indispensable for accurate cuts and measurement. 2. ADJUSTABLE: Tread Template will help you layout stair treads, risers, and shelving. Easily adjust the angle and length to match any job requirement works with stairs, risers, and shelves. 3. HIGH QUALITY AND REUSABLE: This stair tools are engineered from impact and chemical resistant wood Material, which are very durable and reusable. 4. EASY TO USE: Securely locks into place using 4 knobs. It will not scratch materials during use. Simple, easy to use and utterly indispensable for accurate cuts and measurements. 5. CUTTING STEPS: 1-assume all of your steps are uneven. Make sure your steps are level in all directions. 2-Make sure you measure your overall riser height. 3-Use a long straight edge to make sure the edges of your steps lineup.4-Mark the front of your 1x2 board you use with this stair tread jig. Follow the steps, your cuts will be turned out perfect. Notice: Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Description: Material: metal, wood Size: 8-14inch Battery: No Color/Style: As the picture shown Package List: 1 x Stair Tread Template Tool