RING GAUGE - ALLOY STEEL
SK Niigata Seiki
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RING GAUGE – ALLOY STEEL
SK Niigata Seiki
Sub-zero treatment (Cryogenic hardened)
Use Ring Gauge as master gauge for "0" adjustment
of measuring tools such as bore gauge, inside micrometer,
dial caliper, etc.
Actual Size 0-30mm, Tolerance +/-1.0um
Actual Size 30-50mm, Tolerance +/-1.5um
Actual Size 50-100mm, Tolerance +/-2.0um
Actual Size 100-200mm, Tolerance +/-5.0um
Hardness HV 653-772
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