คุณลักษณะ

• Horizontal bubble tubes have three reference lines on each side, allowing horizontal and 1/50/1/100 slope measurements.
• Large bubble tubes are used, and the bubbles are enlarged, so it is easy to see.
• It measures 45° in addition to horizontal and vertical. *150 mm cannot measure 45°.
• The measuring surface has a V-shaped groove to make it easy to measure pipes.
• Large bubble tube with 6 lines with light storage sheet.
• With magnet is a strong magnet with yoke, convenient for steel construction and welding work.
• For horizontal, vertical, and 45° (except 150 mm) confirmation in construction of steel frames, construction, civil engineering, piping, electricity, plants, equipment, installation, and do-it-yourself work.