Attention Website Users
Due to price increases in the upcoming year, all Standridge Granite product prices are subject to change.
AA Grade Laboratory Surface Plates
AA Laboratory Grade Granite Surface Plates are designed for ultra-precision operations in consistent temperature metrology departments. Made from high-quality black granite, these plates offer exceptional stability and accuracy. With repeat readings of .000035” and overall accuracy ranging from .000050” to .000075”, they ensure reliable precision in critical measurement environments. Available in 0-Ledge, 2-Ledge, or 4-Ledge configurations, they provide the perfect solution for demanding applications requiring top-level accuracy and performance.








