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Manual Coffee Grinder LK-8127
Brand: Generic / OEM
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Audited BOM: 8 Components
RMA Chain & Defect Intelligence
Root cause causal graph linking factory engineering flaws to verified consumer return reasons.
⚡ Causal Link: Defect to Consumer Return
The use of low-quality aluminum in the central shaft (ENG-001) leads to premature wear and mechanism failure (RMA-001), resulting in customer complaints (REV-001).
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