Make of aluminum alloy, this set provides excellent durability and lightweight , ensuring accurate measurements every time. Ideal for professional craftsmen and enthusiasts who need frequent measuring tools. 90 degree right angles with scale, perfect for carpentry, metalworking, and other precisions measurement tasks. The base is rigorously tested for accuracy. The widened flat base enhances stability during measurement, slippage on uneven surfaces. This improvement boosts efficiency and accuracy for users working in challenging conditions. The two piece set meets diversing measurement needs while being easy to carry and store. Perfect for on site engineers or construction workers requiring mobility. Aluminum alloy construction extended service life, reducing maintenance costs for long term users. Ideal for those seeking low maintenance tools.