scope:

Included in the standard are drill design parameters, pertinent nomenclature, acceptable drill materials and hardness requirements. See NAS907 for point geometries, suggested areas of application, and a Glossary of Terms defining relative terminology.

Purpose

This document provides the aerospace industry with a uniform standard for the procurement of high-speed steel and cobalt threaded shank drills. Utilization of the specified drills in accordance with recommended applications will ensure the performance of drilling tasks with optimum quality, reliability, and economy.