Features: Experience precision and durability with the Precision Right Angles Positioning Block, crafted from high quality aluminium alloy for performances. This set square ensures clear visibilities and accurate measurements, making it a essential tool for precision tasks. Ideal for machinists, woodworkers, architects, and laboratory technicians who demand accuracy and reliability in their work. Perfect for use in metalworking, architectural drafting, woodworking, and laboratory setting, providing stable and precise 90 degree measurements. The base design enhances stability on work surfaces, ensuring your projects is executed with precision and efficiency. Specifications: Material: Aluminum Alloy Size: A: About. 15x10x2cm/5.9x3.94x0.79in B: About. 10x7x2cm/3.94x2.76x0.79in Pattern: A/B Package Includes: 1pc Aluminium Square note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.