High PrecisionThe measuring range is 0-300mm, double-sided ruler in metric and inch graduations for easy and accurate reading. At the same time, it combines a level bubble, accurately measure the balance to improve work efficiency Multifunctional MeasurementThis ruler can measure a variety of data, such as right angle, 45 angle, length, depth and width. Come with a built-in scriber that allows easy marking without a pen High QualityThis adjustable multifunctional ruler is sturdy and durable. The ruler is made of high-quality stainless steel and the angle bracket is made of zinc alloy, which ensures its quality. Widely UsedThis ruler is suitable for measuring, marking, etc., to help you measure accurately. It is widely used in home, engineering measurement, housing construction and other places AdjustableThe spring screw and effective clamping system make the stainless steel ruler easy to remove and install, and the smooth ruler also makes sliding measurement easy