Adjustable Triangular Scale Aluminum Engineers Ruler, 12″, Long, Silver

$35.30

  • Designed for the exacting needs of engineers.
  • Change units quickly and easily by rotating dial at either end of scale.
  • 12″ measuring length, exact calibrations.
  • Manufactured of the highest quality aluminum.
  • Adjusts to 10, 20, 40 and 50 parts to the inch.
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