AIA/NAS - Aerospace Industries Association of America Inc.
Scope
Included in the standard are drill design parameters@ pertinent nomenclature and point geometries@ suggested areas of application@ acceptable drill materials and hardness requirements@ and a Glossary of Terms defining relative terminology. See individual drawings for specific areas of application. PURPOSE This document provides the aerospace industry with the uniform standard for the procurement of high-speed steel@ cobalt@ and carbide twist drills. Utilization of the specified drills in accordance with recommended applications will ensure the performance of drilling tasks with optimum quality@ reliability@ and economy.