Ultra-fine metric grid

1 mm
graph paper

The finest standard metric grid — 210 × 297 squares on A4. Used for PCB layout, microelectronics, and ultra-dense scientific data logging.

Ultra-finePCB layoutPrecision dataEngineering
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Key uses

  • →Printed circuit board (PCB) sketches
  • →Microfluidics and nano-scale diagrams
  • →Dense scientific field data
  • →High-precision engineering drawings
210 × 297 squares on A4

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1 mm graph paper — free PDF

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About 1 mm graph paper

The finest standard metric grid — 210 × 297 squares on A4. Used for PCB layout, microelectronics, and ultra-dense scientific data logging.

All PDFs are vector graphics — perfect print quality at any zoom. Available in A4, A3, Letter, Legal, and A5, portrait or landscape, in nine colour options.

How many 1 mm squares fit on A4?+
A4 (210 × 297 mm) holds 210 columns × 297 rows = 62,370 squares at 1 mm spacing in portrait orientation.
Is this free?+
Yes — all PDFs and the print function are completely free. No sign-up, no watermark.
What paper sizes are available?+
A4, A3, A5, Letter, and Legal — all in portrait and landscape orientation.

Free graph paper — every type, any size

Cartesian, isometric, dot grid, polar, log-log, engineering, lined, and more — customise color, size, and line weight. Free PDF in seconds.

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