• Available in AA Laboratory Grade
• Accuracies range from 50- 1000 μin
• Available in 100lbs. load/sq. ft. no ledge
• Trouble-free operation for use with magnetic materials
• Mitutoyo granite surface plates include a Certificate of Accuracy with traceability to NIST
• Mitutoyo granite surface plates meet or exceed federal specification GGG-P-463c
• Surface plates needed in specific sizes other than standard are available by special order
• Surface plates, with the bolt screws, available by special order
• All Mitutoyo surface plates shipped F.O.B. Escondido, CA
• All granite plates from 48"x 108" and larger are machine-base gray granite; smaller plates are black granite

Constructed of natural fine-grain granite seasoned for thousands of years, the Mitutoyo Black Granite Surface plates are free from burrs, protrusions, rust, and wringing, making them ideal for precision measurement platforms. The granite plates are twice as hard as cast iron plates and feature superior flatness, non-magnetic properties and longer service life resulting in low maintenance costs and better accuracy.