It has a wide range of uses and is suitable for indoor decoration of pipeline construction, building measurement and canal engineering.<br> It is easy to enlarge the dial scale and read clearly.<br> The slope measuring inst ent is simple to operate and convenient to use.<br> Equipped with slope and angle comparison table, convenient.<br> Portable size, easy to cooperate with other measuring tools, and expand the measuring range.<br> Name:professional inclinometer measuring tool ruler<br> Measuring range:130-0-130 (50-90-0-90-50) 1 minute to 8 minutes (0.5 minute scale) 10%, 12%, 15%, 18% and 20%.<br> Type:A:Without magnet<br> Colour:As Shown<br> Material:Metal+Plastic<br> Package Contents:<br> 1 * Measuring ruler<br> Only the above package content, other products are not included.<br> 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.