high quality hvac metal air duct machine / auto duct line 3 for sale
US $13500-$15000
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Simple duct production line


Angle steel flange line | lock forming machine | duct folding machine | duct beading machine |
Angle steel flange making line | pittsburgh lock, hem, C cleat, elbow | fold duct and other sheet metal | leveling and beading 5 or 7 beads |




Hydraulic riveter | lock seaming machine | duct shearing machine | duct plasma cutter |
angle steel flange riveting | seam the duct | cut the duct sheet | cut irregular shape duct |




TDF making machine | corner installing machine | corner punching machine | duct notching machine |
transverse flange duct | duct corner fast installing | duct corner fast punching | duct flange notching |




Duct rolling machine | rotary shearing machine | Snap Lock former | S & C lock former |
elbow part | 1.2mm duct sheet | snap lock | S and C cleat |








New products from manufacturers at wholesale prices