Sub-class characteristic
Batch-level feature introduced by manufacturing-tool wear that is shared by a sub-population of tools made in the same production run (a die that wore over the run). Used with caution because it is not unique.
Batch-level feature introduced by manufacturing-tool wear that is shared by a sub-population of tools made in the same production run (a die that wore over the run). Used with caution because it is not unique.
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