920-892-6223 sales@gwsmllc.com

Coil Line and Sprial Machines

At Greater Wisconsin Sheet Metal, our advanced coil line and spiral machine make us the obvious choice in the field of metal fabrication. Our coil line is engineered for high efficiency and precision, enabling us to process large volumes of sheet metal with exceptional speed and accuracy. This capability allows us to meet a wide range of needs from HVAC to specialty air or material handling parts.

  • Automated 5’ Duct Coil Line by Lockformer
  •  59” drive to drive and 56 1/4” TDC to TDC
  • Snap Lock and Pittsburgh Capabilities
  • Assembled and unassembled L’s and 4 piece ductwork

Spiral Machine

Our spiral machine represents the pinnacle of innovation in ductwork manufacturing, capable of producing high-quality spiral ducts in any size with remarkable consistency. This machine’s versatility allows us to work with various materials and sizes, ensuring we can cater to the specific requirements of any project. Whether for HVAC systems, industrial applications, or bespoke fabrication needs, our coil line and spiral machine are at the heart of our operations, delivering sheet metal and ductwork products that are not only robust and efficient but also precisely tailored to our clients’ specifications.

Metal Fabrication Capabilities

HD Plasma Cutting


Coil Line

5 Axis Waterjet Cutting


Heavy Fabrication

Press Brake Forming


BIM/CAD Design

Download Our Full Catalog

Our catalog has the complete line of standard ductwork that we build, by hand. This is a great reference when making orders for projects in advance. 

Call In Your Order 920-892-6223

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