Product: TTC 12" x 18" x 3" Thick Grade B No Ledge Black Granite Surface Plate
Brand: TTC
For general inspection work throughout the shop.
Meets or exceeds Federal Specification GGG-P-463C.
Harder than steel.
Retains accuracy for years.
Overall accuracy: ±.0003"

Search query: calibration surface plates
Relevance: Exact