These plates are made of the highest quality - True Black - Fine Grained - Non-porous - Jewel Hardness - Granite to give years of long lasting service. Compressive strength 7329 lbs. / sq.in, Water absorptivity 0.13%. These plates have no ledge.
| Manufacturer Part Number | 255105 | ||
| Length (Inch) | 18" | ||
| Width (Inch) | 12" | ||
| Thickness (Inch) | 3" | ||
| Grade | B | ||
| Number of Ledges | 0 | ||
| Color | Black | ||
| Material | Granite | ||
| Overall Unilateral Flatness Tol. (Decimal Inch) | ±0.0001" | Product Type | Inspection Surface Plate |
714.897.1700
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