Fast, Free-form, Bending of Soft Copper and Aluminum Tube. Sold as 6 pack, Designed for fast free-form bending of soft copper and aluminum tube. Indicates size in both inches and millimetres. Weight - 3-3/4 lbs (1.7 kg), Tube Size Capacity - 3/4 Inches (19 mm), Length - 12 Inches (300 mm)