🔹10 cm octagonal magnetic base: Extremely strong magnetic attraction, securely attaches to steel frames.
🔹4-sided engraved markings: Easy to read numbers from any angle.
🔹Double spirit level: Accurate horizontal and vertical leveling.
🔹Aluminum alloy body: Lightweight, durable, and impact-resistant.
🔹Laser level support: Easy, quick, and accurate height adjustment.