Tools & Home Improvement > Hand Tools > Wrenches & Socket Sets > Combination Wrenches
L-Type Wrench 55 x 202mm LWJ-PC3086
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
Inconsistent heat treatment (ENG-001) in the wrench body (COMP-001) leads to brittleness, resulting in breakage under moderate torque (RMA-001), as reported by users (REV-001).
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