T Angle: Can measure 45 degrees, 90 degrees, 135 degrees and line drawing. Laser marking, clear reading. The limiter is scaled with a resolution of 0.05 mm for more accurate readings. High Quality: Made of high quality materials, quality guaranteed. You can use this product for a long time. Precision measuring tool: The design of the combination of T-shaped ruler and limit value not only realizes the functions of ordinary calipers, but also increases the functions of angle measurement and marking. Lightweight ergonomic design reduces elbow or wrist stress Wide measuring range: T-head measuring range 0-100mm, main scale measuring range 0-280mm. Up and down scale lines are suitable for measuring width and depth Carpenter Measuring Tool: Suitable for workshop, DIY, toolbox, DIY, modeler, carpenter, carpenter, etc.