Feature(may vary by option.)
●Professional tool for factory and work sites●Right angle: 3.9 inches (100 mm) does not exceed ±0.004 inches (0.1 mm) <Br>Length tolerance: Total length ± 0.01 inch (0.2 mm) <Br>Scale: mm display. <Br>Jis 1 grade product. <Br>Long side: 12.6 inches (320 mm) <Br>Short Side: 6.3 inches (160 mm) <Br>Width: 0.8 inches (20 mm) <Br>Thickness: 0.08 inch (2 mm) <Br>Weight: 5.0 oz (144 g) <Br>Weight: 4.9 oz (144 g)[11.8 inches (30 cm) | Same Scale on Front and Back | 8 Tier Scales | Includes Magnet | JIS]

[19.7 inches (50 cm) Same Scale on Front and Back 6 Levels | Includes Magnet | JIS]

[5.9 inches (15 cm) | Same Scale on Front and Back | 8 Tier Scales | Includes Magnet | cm Display]
Description
Can be attached to scaffolding, etc., so as to avoid dropping the ruler when working in high places.