Granite prism
MICROPLAN®
Ideal for testing cylinders.
The tolerances in the table (in thousandths of a millimetres) refer to the flatness of the base and the parallelism between the base and the axis of the V-shaped groove.
On request, other faces can be lapped.
CU: CUBES IN BLACK GRANITE
Manufactured with either two, four or six lapped, plane and parallel surfaces.
See table for dimensions and tolerances.
With threaded holes on all faces on request.
