Made of granite, free from deterioration or dimensional change over time,
minimal changes in dimension due to temperature changes. Meet GGG-P-463C.
Optional accessory: stand for granite surface plate (part no. 6902),
jack for granite surface plate (part no. 6903).

Insize 3260-2, SPHERICAL ANVIL TUBE MICROMETER, 1-2", type A, 6928640327834 