All OPEN punches are made from strong but light pressed metal. Each model has a clear, positive action and includes centre indicators for accurate punching. Plastic bases do not scratch the desk and act as a storage area for waste punchings.
• 4 Hole drill punch
• 106 Sheet capacity
• Graduated scale in metric and imperial measurements
• Tubular steel screws for perforation of paper
• Margin depth of 11mm