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Mühlen Türkiye

Mühlen SD-22B

Professional Spiral Binding Machine

Free PIN System

The model has 21 free pin systems and allows the user to drill the documents in the desired range. Thanks to the free structure, which can be changed according to the document to be bound, drilling is performed in the desired range.

Excellent Picture and Quality

MÜHLEN SD-22B model, thanks to the free pin system, eliminating the possible half holes in the corners. The user prevents the holes by removing the pins of the holes coming to the corners. This results in better quality and even-looking bindings.

Margin Adjustment and Waste Bin

The SD-22B model has 3 different margin settings, 3 – 5 and 7 mm, allowing the user to determine how far from the inside or near the corner the documents are to be drilled. However, while the document is being punched, it collects the remaining pieces of paper in a separate bin, allowing the user to remove and empty the waste bin at any time.


Drilling 22 Sheets of Document at a Time

Mühlen SD-22B model can easily punch up to 22 documents at a time. Thanks to its daily and long arm, the user can perform smooth and error-free drilling with minimal pressure. However, the user can drill any number of holes between 1 ~ 21.

400 Leaf Tying Capacity

Thanks to its long combs, the model allows binding up to 400 sheets in A4 size and performs this process in seconds.

The user can put the binding material behind the combs and then open and close the material easily with the help of the arm.

Double Arm System

Mühlen SD-22B model has different arm structures for drilling and clamping.

Since each process provides resistance in different structure, the user can make the most efficient binding with minimum power by means of double arm system.

Strong Body and Mechanical System

Developed for intensive use, the model has been designed to serve with its first day performance without fail for many years thanks to its strong metal body structure and steel internal parts.

It provides superior performance even in the most intensive operations thanks to the drilling blades made of special steel with a 5-year guarantee.


  • Professional intensive use spiral binding
  • Free drilling of 1 ~ 21 pieces
  • Punch up to 22 sheets at a time
  • More flexible thanks to the free pin system
  • Maximum binding capacity: 400 sheets
  • Maximum document size: A4 and smaller
  • Comfortable use with double arm system
  • Maximum ring size: 51mm
  • 3 different margin settings: 3-5 and 7 mm
  • 3x8mm hole drilling size
  • Non-slip base for documents
  • Document braking buffer
  • Removable waste bin
  • Strong check body and parts
  • 5-year drilling blade warranty
  • 24 months warranty


  • Professional design for intensive use
  • 21 free pin system
  • Drilling 22 sheets in one go
  • Binding capacity up to 400 sheets
  • A4 and smaller document binding
  • 3 different margin settings

Physical Properties

  • Gross dimensions: 485x265x400 mm
  • Net dimensions: 450x250x380 mm
  • Weight: 10,4 Kg. (Net)
  • Number of Arms: 2
  • Number of Pins: 21 (Free)
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