Abstract / scope
This document specifies basic dimensions, characteristics and engineering requirements for TORX® PARALOBE® driver bits used with aerospace fasteners.
ISO 4580:2021Published
Aerospace — Drives, internal, TORX® PARALOBE® driver bit — Geometrical definition, gaging and technical requirements
Aéronautique et espace — Empreintes, TORX® PARALOBE® embout d’entraînement — Définition géométrique, calibrage et exigences techniques