Arts & Crafts > Art Supplies > Drawing > Pencils > Colored Pencils
18 Colors Oil-Based Colored Pencils MM-HB2-18
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
Variations in graphite hardness (ENG-001) and poor adhesion to the wooden body (ENG-002) cause frequent breakage during sharpening, leading to dissatisfaction and RMAs (RMA-001), reflected in negative reviews (REV-001).
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