Maple Leaf Proudly Canadian Owned & Operated Since 1994
  • SKU: SW255105
  • Availability: in stock Many in stock Out of stock You can purchase this product but it's out of stock

12"x18" Grade B Black Granite Surface Plate

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This 12"x18" Grade B Black Granite Surface Plate is crafted from high-grade, non-porous granite for superior durability and a lifetime of service. Compressive Strength 7329 lbs/ and Water Absorptivity 0.13%. No ledge and flatness tolerance of ±0.0001 inches.

These plates are made of the highest quality - True Black - Fine Grained - Non-porous - Jewel Hardness - Granite available to give years of long lasting service. Specifications: Compressive Strength 7329 lbs. /, Water Absorptivity 0.13%. These plates have no ledge.

• Brand: STM
• Color : Black
• Material : Granite
• Overall Unilateral Flatness Tol. (Decimal Inch) : ±0.0001
• Length (Inch): 18"
• Width (Inch): 12"
• Thickness (Inch): 3"
• Grade: B
• Number of Ledges: 0