What size and position are the punches for spiral binding?

  1. The Spiral hole punch has a 4:1 pitch (4 to 1) which means every inch there will be 4 holes.
  2. The punched hole will be a round shape of 0.19" (4.826mm). 
  3. The spacing between each hole is 0.06" (1.524mm)
  4. The distance from the edge of the sheet to the furthest edge of the hole is 0.27" (6.858mm)
  5. The distance from the edge of the hole closest to the edge of the sheet is 0.09" (2.286mm)

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