Simple & Efficient: This siding installation tools streamlines the entire process, making it simpler and effective. You can level and space your siding perfectly as you work up the wall, eliminating the need for complex layout calculations. Consider this tool your helper that effortlessly holds, supports, and clamps the cement-board siding.Applicable Size: Works with 5/16 inch cement siding. Can be adjusted at 1/4 inch increments for 4 inch to 8 inch siding reveals.Colour:redMaterial:plasticImportant: Don't over-tighten handle, over-tightening handle may cause tool to pull away from siding.The actual product may have slight color difference or difference, which not affect the usePackage Contents:2 * Siding gaugeOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.