Below is a list of Stainless Steel Cylinders manufacturers from Chicago, Illinois. Stainless steel cylinders, in the context of air cylinders, are pneumatic tools that use the force of compressed air to move things. Air cylinders push, pull, lift and open or close doors in all kinds of contexts. They can also hold, remove and position materials or pieces for manufacturing processes, they are used in the braking systems of large trucks and they can be used to open large doors in loading docks.