MATERIAL: Such woodworking tool is made of high quality aluminum alloy material which has long service life. High quality materials can bring you a good use experience and bring convenience to your work FEATURES: The 90/45 degree ruler is wear resistant, rustproof and durable woodworking ruler keeps reasonable structure, convenient to use. And it has exquisite craftsmanship, light and practical woodworking ruler can assist woodworking marking ACCURANT MARKING: Accurant marking Tshaped rules can help you draw perfect horizontal lines while sliding the ruler along the working edge OPERATION PROCESS: You can find the hole corresponding to the scale, than insert the pen into the hole, and draw the desired line. It's very simple to operate and you can learn it quickly SPECIFICATIONS: Item Type: Woodworking ruler, Application: Woodworking tools size: 160mm Material: aluminum alloy colour: red Package Contents: 1 x Woodworking ruler 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.