Industrial Grade Slitting Machine is used for papers, fabrics, laminates and films including polypropylene, PVC and polyester. The Machine is available with shear cut, crush cut or heat cut knives. The Machine has the feature that the slit patterns can be adjusted and are quick to change and the rewind integrated in the machine can be configured with swing out cantilevered shafts. The Machine has sturdy self standing unit, two rewind shafts driven through a variable speed motor and has rewind tension loaded with pneumatic cylinders. The Machine has the feature of electronic tension control and web cleaning. The Industrial Grade Slitting Machine has air shaft.