Update to b2 and d2.Reported event: it was reported that seal broke on saw attachment.Fluid leaked out.Product evaluation and results: functional inspection confirmed the internal shaft gears were catching which confirmed the seal was broken on the attachment as this did not allow the attachment to lock fully on the blade.No fluid was found, however.Grease marks were found on the attachment.Product history review: review of the device history records indicate (b)(4) were manufactured as part of lot 35020517 and (b)(4) were accepted into final stock on 06/29/17 (inducing s/n (b)(6)).Review of qt 17-06-0092 showed the non-conformance was not related to the failure alleged in this complaint.The 09 rejected devices were re-inspected and (b)(4) were accepted into final stock on 01/02/2018; (b)(4) was accepted into final stock on 05/15/2018; (b)(4) accepted into final stock on 05/24/2018.The non conformance is not related to the failure alleged in this complaint.Complaint history review: 1.A review of complaints in catsweb and trackwise related to p/n 212480, lot 35020517 shows 7 additional complaints related to the failure of locking mechanism in this investigation.2.A review of complaints in catsweb and trackwise related to p/n 212480, lot 35020517 shows 3 additional complaints related to the failure of foreign matter in this investigation.Conclusions: the failure is confirmed via inspection.No additional investigation or specific actions are required.If additional information is received, then the complaint will be reopened.
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