Black Granite Surface Plates - Laboratory AA Grade

Precision Granite brand offers Black Granite Surface Plates in Laboratory, Inspection, and Toolroom grades as well as with zero, two, or four ledges.

Find the specification chart in the product photos to compare plates between grades, and to see plate weights. Other grades in found in separate listings.

Standard NIST traceable calibration certificate provided. Optional ISO 17025 certificate available.

Due to shipping costs we ask all granite orders contact us for a quotation to ensure accurate pricing and lead time expectations are communicated.

Many items held in stock in the Precision Granite warehouse, with a 2wk standard lead time on any out of stock or custom orders.

Check out our other precision granite accessories and products!

• Surface Plate Cleaner
• Vinyl Covers
• Steel Stands
• Granite Squares, vee-blocks, parallels, indicator stands, and more

Precision Granite has been providing USA Made granite metrology products to companies worldwide since 1984. Precision Granite is certified ISO 9001, and accredited by A2LA to ISO/IEC 17025, meeting or exceeding requirements of ANSI/NCSL Z540-1, Federal Specification GGG-P-463c, and ASME B89.3.7-2013.

As with all our granite products, feel free to reach out to us regarding special plate sizes, columns, additional features machined into the granite, and threaded inserts!