Tools & Home Improvement > Hand Tools > Wrenches & Socket Sets > Combination Wrenches
21x23mm Combination Wrench, 8.86" (225mm) Length, LWJ-PC3015
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
The geometry and premature wear of the wrench's open jaw (ENG-001) cause poor fit and subsequent screw stripping (RMA-001), leading to customer dissatisfaction (REV-001).
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