Tamerica TW-3100 3:1 Pitch Manual Twin-Loop Wire Binding Machine
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Tamerica TW-3100 3:1 Pitch Manual Twin-Loop Wire Binding Machine

Item #: 04TAMTW3100
Brand: Tamerica
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The Tamerica TW-3100 and TW-2100 are manual punch & bind machines for twin loop Wire-O Binding. They offer great design at a cost effective price that is perfect for a small office environment. The TW-3100 has 3:1 pitch square hole punch that will handle Wire-O binding sizes from 1/4" to 9/16" diameter. The TW-2100 has a 2:1 pitch square hole punch that works with 2:1 pitch Wire-O from 1/4" to 1-1/4" diameter.


Item #04TAMTW3100
Manufacturer Part NumberTW-3100
Brand NameTamerica
Max. punching / binding length14"
Binding Capacity3/16" - 1-1/14"
Punching Capacity20 Sheets
Disengageable dies40
Weight37 lbs


Ideal for small offices, the Tamerica TW-3100 3:1 Sq. Hole Manual Punch & Bind machine is efficient and cost-effective. It completes twin loop binding with a 3:1 square hole pattern and can easily handle Wire-O binding sizes that start at ¼’’ and go up to 9/16’’ in diameter. The machine has a 2-handle design that enhances the wire closer’s accuracy over time and prolongs the durability of the punching dies. Other features include punching depth adjustment with 4 positions, a built-in wire holder, concealed wire closer, and a heavy-duty, all-metal build.


  • 3:1 manual twin loop wire punch and bind system
  • 2-handle design
  • Punch depth adjustment with 4 positions
  • Punching capacity of up to 20 sheets at a time
  • Punching speed of 5,000 sheets per hour
  • Binding speed of up to 250 books per hour
  • Built-in wire holder
  • Hidden wire closer
  • 40 disengageable dies
  • Open-ended punch system suitable for sheets larger than 14”
  • Durable, all-metal build

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