[Precise Engineers Square]Manufacturing according to DIN875 standard, our engineers square has higher measurement accuracy than ordinary square rulers; Precise 90 degree angle helps detect tiny vertical deviations, ensuring accurate measurement results. [Exquisite Workmanship]The machinist square is made of solid carbon steel, with carefully polished, heat-treated and ground, which makes it stable, smooth, corrosion-resistant and long-lasting. The base of the combination square is connected by 2 built-in rivets for stability, straightness and parallelism. [Unique Design]Our engineers square is designed with a clear scales carved with laser, thus it also be used as a measuring tool. The groove milled in the inner corner provides clearance for burrs and debris. [Versatile]This engineers square right angle block is perfect for woodworking, machine set-up, model building, checking blade squareness and more. A versatile engineering tool meets various carpentry needs. [Size]The combination square measures 7x10.5cm (including base, base:5mm). Compact enough to fit into many awkward and small places. Great gift choice for carpenters, engineers, machinist or someone who are passionate about woodworking or DIY.