Home > APSI 300 semi-automatic spiral inserter from Renz Masterbind

APSI 300 semi-automatic spiral inserter from Renz Masterbind

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The APSI 300 Semi-automatic spiral inserter, available from Renz Masterbind , is a machine with simple, fast operation with quick changeover times between sizes.

The semi-automatic spiral inserter comes complete with the following:

  • 15 sets of spine formers
  • Tool kit
  • Photo instruction manual and instruction DVD

Available in 6mm or 4:1 or .2475" pitch or 3:1 pitch (Renz Masterbind stock 6mm)


  • As high as 600 book/ hour (mechanical binding speed)

Binding / Cut and bend capabilities

  • 8mm through 20mm coil diameters
  • Required 4.5 x 3.6mm oval punch hole (6.5x5.5mm for 3:1 recommended)

Min / Max binding edge

  • 12.7cm Min / 30.5cm Max
  • 17" (43cm) format also available (APSI 430)

Options available

  • For 6 and 7mm diameters or larger diameters up to 30mm


  • QS - Quick Setup - no tools required for basic setup and change over
  • Pitch changeover simple and inexpensive
  • Vertical book placement accommodating tabs or wider covers
  • Consistent simultaneous crimping of both coil ends
  • Low maintenance design - No need for service contracts

Recommended for the following:

  • Copy Shop/On-Demand
  • Full Service Printer/In-Plant
  • High Volume In-Plant/Trade Bindery

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