Tools & Home Improvement > Hand Tools > Wrenches & Socket Sets > Combination Wrenches
9mm Combination Wrench, 5-inch (125mm) Length, LWJ-PC3020
Brand: Generic / OEM
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Audited BOM: 5 Components
RMA Chain & Defect Intelligence
Root cause causal graph linking factory engineering flaws to verified consumer return reasons.
⚡ Causal Link: Defect to Consumer Return
Excessive manufacturing tolerances (ENG-002) in the box end (COMP-002) lead to screw stripping (RMA-001), causing customer dissatisfaction (REV-001, REV-005).
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