["Magnetic Slope Measuring Instrument Gauge Inclinometer Multi-Function Angle Meter Ruler Tools \r\n\r\nFeatures:\r\nMade of ABS engineering material,durable. \r\nBottom and side strong magnetic design, can be fixed on metal for easy measurement and recording (slope measuring instrument is divided into \r\nFluorescent blisters, high-fluorescence blisters, which can be clearly seen at night. \r\nAngle comparison table, product back leaf 05.13 slope comparison table, easy to use comparison \r\nHigh precision bevel protractor declinometer: slope, horizontal and vertical \r\n\r\nTest range: \r\n130 -0 degree (50 degree -90 degree -0 degree -90 degree -50 degree) \r\n1'~8' (0.5'scale), \r\n10%, 12%, 15%, 18%, 20%\r\nAccuracy: ±1 degree\r\n\r\nUse:\r\nCivil engineering (city wall construction, dam engineering, pipeline engineering and other engineering construction projects. Interior decoration engineering, other engineering related to the slope and inclination angle)\r\nDIY Supplies:WoodworkingMeasurement Range:Other--Material:Plastic--Caliper Type:Dial Calipers\r\n\r\nPackage included:(with retail packaged)\r\n1 * Magnetic Slope Measuring Tool"]