Feature:1. Aluminum Alloy: The T type scriber ruler is made of aluminum alloy, which has good hardness and wear resistance.2. Smooth Exterior: The scriber is CNC finished, the surface is glossy and burr free, and it is not easy to rust and deform.3. With Removable Backplane: The back plate of the scriber ruler is detachable and equipped with installation tools such as wrench and screws.4. Standard Size: With standard scale and screw holes, the accuracy is 1mm, and the drawing is more precise.5. For Layout and Measurement: The T square ruler is often used in carpentry or artistic drawing to lay out and measure edges.Specification:Item Type: T Square RulerProduct Material: Aluminum alloySurface Treatment: Anodic oxidationAccuracy: 1mmUse Scenario: Carpenter and DIY woodworker.Package List:1 x T Square Ruler1 x Right Angle Handle4 x Screws1 x Hex Wrench