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 | 255140 |
| Length (Inch) | 36" |
| Width (Inch) | 24" |
| Thickness (Inch) | 4" |
| Grade | A |
| Number of Ledges | 0 |
| Color | Black |
| Material | Granite |
| Overall Unilateral Flatness Tol. (Decimal Inch) | ยฑ0.0001" |
| Product Type | Inspection Surface Plate |
714.897.1700
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