The BMI circular spirit level is a precise measuring instrument designed for various applications in construction and trade. With a length of 55 mm and a width of 15 mm, it offers a compact and handy solution for checking flatness and inclination. The spirit level is made of shatterproof acrylic glass, which ensures its durability and resistance under various conditions. The green vial liquid ensures clear visibility of the bubble, while two marking rings allow easy and precise alignment. This circular spirit level is ideal for professional craftsmen as well as DIY enthusiasts who value accuracy. Break-resistant acrylic glass block for increased durability. Two marking rings for easy alignment. Calibrated to factory standard for precise measurements.