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 guarantees 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 easier 300mm Multifunctional Combination Square Made of stainless steel, 0-180 degree angle measurement, marking with scriber, carpenter's gauge and spirit level. It is an essential carpenter's square. All in One Ruler This carpenter's square can be used separately, such as a ruler, spirit level, etc. It is a multifunctional carpentry tool. Finished and precise square The ruler combined with the cursor makes it easy to transpose a constant dimension to make a series of holes. The engravings are clear and easy to read when in use. This precision tool allows you to carry out carpentry work much more easily than with the ruler and set square pair, so fewer errors! Angles are widely used during these jobs!