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Adjustable Triangular Scale Aluminum Engineers Ruler, 12", Long, Silver-(CHA240)
- 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
- Choosing a selection results in a full page refresh.
- Press the space key then arrow keys to make a selection.