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ISO 4579:2021PublishedAerospace — Drives, internal, TORX® PARALOBE® drive — Geometrical definition, gaging and technical requirementsInternational Standard · Published 5 Nov 2021 · ISO/TC 20/SC 4 ISO 4580:2021PublishedAerospace — Drives, internal, TORX® PARALOBE® driver bit — Geometrical definition, gaging and technical requirementsInternational Standard · Published 5 Nov 2021 · ISO/TC 20/SC 4 ISO/DIS 12257Under developmentAerospace — TORX® internal drive — Geometrical definition, gaging, technical and quality requirementsInternational Standard · ISO/TC 20/SC 4 ISO/DIS 18700Under developmentAerospace — TORX PLUS® internal drive — Geometrical definition, gaging, technical and quality requirementsInternational Standard · ISO/TC 20/SC 4 ISO/DIS 25765Under developmentAerospace — TORX® internal driver bit — Geometrical definition, gaging and technical requirementsInternational Standard · ISO/TC 20/SC 4 ISO/DIS 25855Under developmentAerospace — TORX PLUS® internal driver bit — Geometrical definition, gaging, technical and quality requirementsInternational Standard · ISO/TC 20/SC 4 ISO 4095:1978WithdrawnFasteners for aerospace construction — Bi-hexagonal wrenching configurationInternational Standard · Published 1 Apr 1978 · ISO/TC 20/SC 4 ISO 7403:1983WithdrawnFasteners for aerospace construction — Spline drive wrenching configuration — Metric seriesInternational Standard · Published 1 Aug 1983 · ISO/TC 20/SC 4