Office Products > Office & School Supplies > Writing & Correction Supplies > Pencil Sharpeners
MAT-M11 Manual Desktop Pencil Sharpener
Brand: Generic / OEM
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Audited BOM: 8 Components
RMA Chain & Defect Intelligence
Root cause causal graph linking factory engineering flaws to verified consumer return reasons.
⚡ Causal Link: Defect to Consumer Return
Low-quality material and inadequate lubrication in the feed mechanism (ratchet gear) lead to premature wear of the gears, resulting in product failure (crank spins freely).
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