It has a strong magnet, so it won't fall off even if you use a hammer to adjust it while it is adsorped.
Strong magnet attached to the measuring standard surface, very convenient for steel construction and plant work.
Comes with a protector to reduce impact when dropped, and will not scratch building materials and prevent slipping during work.
Comes with a glow-in-the-dark tape underneath the bubble tube, making it convenient for use in dark places.
The V-groove measuring surface allows you to measure round objects such as pipes.
Size: Total length 3.9 inches (100 cm), Total width 1.9 inches (47 cm), Thickness 0.8 inches
Weight: 80g
Applications: Horizontal and vertical measurement for construction work, civil engineering, plumbing, electrical, plants, and equipment installations and DIY work
Bubble tube: 4-line acrylic bubble tube, 360° horizontal vertical (auxiliary use)
Bubble tube sensitivity: 0.0286 inches (0.50 mm) / m = within ± 0.06 °F (0.0286 °C). Accuracy: ±0.06 inches (±1.5 mm) / m = within ± 0.0859 degrees. Magnet adsorption: 118 N. Body color: Black
