Triangular Square Granite is made of selected black granite. These triangular shaped granite squares are ideal for checking X, Y and Z axes of machine bases or parts. They are very rigid and stable. The two face master angle has two narrow perpendicular edges finished flat and square.
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Specifications:
| Size (mm) | Accuracy (um) |
| 300 X 200 X 63 | 5 |
| 4400 X 250 X 63 | 6 |
| 500 X 300 X 80 | 6 |
| 600 X 400 X 100 | 8 |
| 1000 X 600 X 100 | 10 |
