Quantity: one piece of ruler Good quality: Forged with high-quality stainless steel, the ruler is made of high-quality stainless steel, and the angle frame is made of aluminum alloy, which will not rust or deform. The thickness is 2 mm, sturdy and durable, durable With adjustable square head: It is composed of a 300 mm steel ruler and an adjustable square head for accurate measurement. Helps you create precise angles and lines with the ruler and head High-precision manufacturing: Using laser technology for high-precision production, double-sided rulers with millimeter and centimeter graduations. Relief carving, easy to read and durable, suitable for measurement, marking, layout, etc. Multi-dimensional measurement: Multi-dimensional measurement, liquid level measurement, 45 angle measurement can be realized. Can be used as a 45 degree miter, height or depth indicator Movable Design: This movable combination angle ruler adopts a level design. Save a lot of measuring tools, make your workbench tidy and easy to use. Good quality product