Arts & Crafts > Art Supplies > Drawing > Colored Pencils
Oil Based Colored Pencils 18 Colors MM-HB18
Brand: Generic / OEM
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Audited BOM: 6 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 oil-based lead is inherently more fragile. The engineering did not compensate for this fragility with more robust binders or adequate protection, leading to frequent breakages reported in RMAs and reviews.
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