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Hand Folding Machine
This machine is able to bend the flange sheet metal to get three folds, and it's also considered as a general crimping machine.

Hand Folding Machine Performance Feature:
Hand folding machine is usually used to fold 1.5 mm thick sheet metal to finish HVAC air duct sheet plate three folds. The machine can bend TDF flange sheet metal and flat sheet. Or you can choose manual flat sheet steel folding machine which only can fold flat plate. The machine can be controlled by the handle. There is a pendulum to keep balance when bending sheet metal. We will send video to tell customers the detailed operation way. If you need to bend thicker sheet plate, it needs more labor. Sheet bending machine manual is a very important part of square HVAC duct making machines series.