On 10/17/2016 integra investigation completed.Manufacture date unknown.Method: failure analysis, device history analysis: results: failure analysis - one carb-edge d/a wire cut returned in used condition, showing minimal wear, staining spots, chipped and corroded inserts.The inserts are damaged typically from hitting a hard surface or cutting something other than the intended.The complaint is confirmed as damaged/worn.Device history analysis - nonconforming product report / nonconforming material report history: there is no applicable nonconforming product report / nonconforming material report history.Variance authorization / deviation history: none.Engineering change order/manufacturing change order history: there is no applicable engineering change order/manufacturing change order history.Corrective action preventive action history/corrections: there were no applicable corrective action preventive action history/corrections.Health hazard evaluation history: none.Conclusion: the root cause of the damage has not been identified as a workmanship or material deficiency.
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