CINCINNATI Precision Machinery - sheet metal fabrication machinery specialists...we are here to serve you for all of your sheet metal fabricating machinery Here at CPM we represent machinery for all of your sheet metal fabrication needs - everything from hand tools to lasers, coilines to brakes, notchers to ironworkers and much more. Please give us a call or glance through CINCINNATI Precision Machinery 's site for all your sheet metal fabrication needs.



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Spin collar | spin - In collar machines

Harper Spin-In Collar Machine

Harper Spin - In Collar Maker

The Harper SB-90 Spin-In Collar Machine uses a unique sliding roll design to form a deep draw, 3/8” inch deep, spin-in pocket on a round collar. Spin-In Collars are still the surest and quickest way to connect round pipe to rectangular duct and the Harper Spin-In Collar Machine produces this pocket with a one-step operation.

SPECIFICATIONS For The Harper Model SB-90 Spin Collar Machine :

  • Capacity: 22-30GA Galvanized
  • Diameter Range: 4”-20”
  • Gear Motor: 1/2HP 115V/1PH
  • Weight: 325lbs.

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