Tools & Home Improvement > Hand Tools > Wrenches & Socket Sets > Hook Spanners
L-Shaped Hook Wrench Set 6-Point GJ-044
Brand: Generic / OEM
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Audited BOM: 3 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 carbon steel or inadequate heat treatment (ENG-001) leads to wrench tips bending or breaking (RMA-001), as reported by consumers (REV-001).
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