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.
Product Specifications
| Manufacturer Part Number | 255130 | ||
| Length (Inch) | 18" | ||
| Width (Inch) | 12" | ||
| Thickness (Inch) | 3" | ||
| Grade | A | ||
| Number of Ledges | 0 | ||
| Color | Black | ||
| Material | Granite | ||
| Overall Unilateral Flatness Tol. (Decimal Inch) | ±0.00005" | Product Type | Inspection Surface Plate | 

Warning:
This product can expose you to materials and/or chemicals including arsenic, lead, and other materials and/or chemicals which are known to the state of California to cause cancer and/or reproductive harm.
For more information, visit www.P65Warnings.ca.gov
Merchandising Boost Rule:
                            Yes
                        interval quantity:
                            1
                         
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                714.897.1700 
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