To date the device involved in the reported incident has not been received for evaluation.Manufacturer correction of user narrative: the cutting edges of the device are not silver-coated.The tip is provided with a tungsten carbide insert.The device history record, including acceptance testing results, was reviewed and found to conform to specifications.No complaints with regard to similar failures, i.E., peeling and flaking off of tungsten carbide tip, have been received neither for this type of device nor for other similar ones.Since the device is not available for testing and evaluation, it has not been possible to confirm the product problem nor to establish its cause.Device not returned by user.
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