Suitable for lifting, turning (180), and transport of tubes and material with radiusLarge grab range 3 - 90 mm (0.12 3.54 inches), adjustable in 20 mm (0.79 inches) stepsAdjustment allows use for various material thicknessesLocks automatically when clamp is attached to the loadSuitable for tube diameter 200 1000 mm (7.87 39.37 inches)