ISO 8675:1999 pdf free.Hexagon thin nuts (chamfered) with metric fine pitch thread — Product grades A and B. Introduction This International Standard is part of the complete ISO product standard series on external hexagon drive fasteners. The series comprises: a) hexagon head bolts (ISO 4014 to ISO 4016 and ISO 8765); b) hexagon head screws (ISO 4017, ISO 4018 and...