Precise - Your new combination square will seduce you with its high-precision anti-reflective 30cm ruler, graduated to the millimeter on both sides, and its perfectly ground stop surfaces. Multifunction - Measurement of right angles or 45, marking with scriber, carpenter's marking gauge and spirit level Durable - Need an adjustable square with stop ruler? Convince yourself of our cast zinc tool with brass fixing screws and stainless steel ruler! All in one - Our sliding steel ruler can be used separately, just like the spirit level. Intelligent - To best protect your carpenter's square from the outside elements, you can store it in its high-quality packaging after each use. Ruler length: 305 mm Ruler body width: 25 mm Ruler body thickness: 18mm Ruler frame length: 86 mm Ruler frame width: 19mm Product net weight: 162g Nut: pure copper Note: The data are all manual measurement, please allow 1-3cm error, due to the difference of light and display, there will be some color difference, depending on the physical item received.