OSS Precision inspection surface plate 200 x 300 Grade 1

[Features]
●Sufficient seasoning is applied to tough cast iron.
● We can also manufacture 00 grade products upon request.

[Use]
●As a correct reference surface for precision measurement.

【specification】
- Plane accuracy (μm): 7
- Width (mm): 300
- Depth (mm): 200
- Height (mm): 55

[Specification 2]
●JIS B7513 Grade 1
Polishing finish + Scraping

[Material/Finish]
●Cast iron

[Set contents/accessories]
-

【Note】
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