
BIT, INTERNAL RECESS DRIVER, TORX® PARALOBE® DRIVE, DIMENSIONS OF DRIVER AND GAGE
STANDARD published on 1.5.2026
Designation standards: SAE AS8539
Publication date standards: 1.5.2026
Country: American technical standard
Category: Technical standards SAE
THIS STANDARD SPECIFIES BASIC DIMENSIONS, CHARACTERISTICS, AND ENGINEERING REQUIREMENTS FOR TORX® PARALOBE® DRIVER BITS.
SUBFILE: Aerospace
TYPE OF DOCUMENT: Aerospace Standard