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Oil Country Gauge Measuring Instruments

Product name:

Number: Graphite Electrode Working Ring Gauge Measure the Nipple

Classification:Graphite Electrode Gauge

Product description

1)Implementation of standards:JIS R7202:2008
2)Material: GCr15, Measuring surface hardness 60-63HRC;
3)Comes with the calibration certificates .
How to order?
For example:
Pls mark : 600T4N or 317T4N    Ring & Plug & Master Gages,  7 pcs / sets,
and E-mail to:

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