Simple & Efficient: This siding installation tool streamlines the entire process, making it simpler and more effective. It helps you level and space your siding accurately as you work up the wall, eliminating the need for complex layout calculations. Use this tool to easily hold, support, and clamp cement-board siding.Applicable Size: Compatible with 5/16 inch cement siding. Adjustable in 1/4 inch increments for 4 inch to 8 inch siding reveals.Color: Red Material: Plastic Important: Do not over-tighten the handle, as this may cause the tool to pull away from the siding. Note: Slight color variations may occur due to lighting and display differences. These variations do not affect the functionality of the product. Measurement error is +/- 1-3 cm.Package Contents: 2 x Siding Gauge Only the items listed are included; other products are not part of this package.