1[T Ruler] The T shaped woodworking ruler features 0 to 100mm range for T head and 0 to 210mm range for main ruler, with 0.05mm resolution for accurate measurement. 2[Sturdy Aluminum Alloy] Made from aluminum alloy with sandblasted and anodized surface, this T gauge is hard wearing, rust prevention, offers a comfortable grip for long lasting use. 3[Ergonomic and Lightweight] The ergonomic design of this caliper measuring tool helps reduce pressure on the elbow or wrist during use, ensuring comfort and ease of handling. 4[Customizable Stopper] The detachable stopper allows for customization by using other components to tailor the caliper to suit different woodworking projects. 5[Multi Functional] This T ruler can be used for woodworking measuring marking, and used as a caliper, suitable for various applications, compact and portable. 1 x T Shaped Woodworking Ruler