Features Save Time This sliding gauge for wall panels allows for easier installation and improves accuracy. Compatible with 5/16 inch thick wall panels, it is suitable for old or new 5/16 inch thick or fiber cement wall panels. Wide Application This wall plate mounting gauge tool for wall panels is specially designed for all 5/16 inch thick wall panels and is suitable for full width fiber cement wall panels and wood wall panels, 5.25 inch, 6.25 inch, 7.25 inch, 12 inch and more. Not suitable for the back panel. EASY INSTALLATION Use these wall panel overlap gauges for settings without labeling or adjustment. For contractors, tradesmen and DIY enthusiasts. Good Material This wall panel overlap slide gauge tool is made of durable one-piece hardened high carbon steel and will not damage the surface of the pre-coated wall panel. Quick Positioning This wall panel installation kit is very useful throughout the wall panel project and can save you a lot of time. Specification: Item type: sliding mounting gauge. Material: High Carbon Steel Package list: 2 x sliding mounting gauge. Package List 2 x Sliding Mounting Gauge