GYZJ-250 Test Disk

$42.70
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SKU:
GYZJ-250
Weight:
1.00 LBS
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GYZJ-250 test disk for use with hardness tester GYZJ-934-1

The GYZJ-250 test disk stamped 87/89 is used to calibrate the upper range of the GYZJ-934-1 hardness tester