1、T Square Ruler: The woodworking T square is very useful, which can be used to draw various sizes, lengths and 90 degree angle on materials. 2、Accurate Scale: Comes with clear metric scale with high accuracy, the T ruler will largely simplify your scribing and marking, very reliable. 3、Practical Tool: Can be widely applied to woodworking, DIY, measurement, marking, scribing, crafting and so on, meeting all your working needs. 4、Aluminum Alloy: Adopting premium aluminum alloy material, the carpenter square is rustproof and not easy to deform, very durable for long use. 5、Smart Carrying: Light in weight and compact in size as well, the T square ruler is very convenient to carry for indoor and outdoor works.