[ Innovative Rafter Square Tool]Our rafter square tool is designed with in mind, allowing you to conveniently and precisely measure angles and layouts for your engineering and carpentry projects. [Multifunctional Measuring Tool]Our triangle ruler rafter square protractor is a versatile tool that combines the functionality of a rafter square and a protractor. Whether you need to measure angles, mark layouts, or determine plumb and level readings, this tool has got you covered. Its ergonomic design and resolution markings ease of use and accuracy. [Rafter Square Tool]The rafter square tool is specifically crafted to meet the needs of and engineers. With its high precision aluminum alloy construction, this tool ensures accurate measurements and layouts every time. Its design guarantees long-lasting performance, making it an essential addition to your toolbox. [High Quality Material]quality aluminum alloy, our triangle ruler offers exceptional durability and precision. Its sleek design and precise etched markings allow for easy and accurate measurements [Widely Used]Our layout measuring tool is specifically designed to meet the needs of engineers and . With its ease of use and high visibility markings, this tool enables efficient measurement and layout tasks. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! size: 220 x 380mm Material: Aluminum alloy colour: As shown Package Contents: 1 x Rafter Square Tool Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.