BS 6607-3 93rd Edition, July 15, 1993
Tool Shanks with 7/24 Taper for Automatic Tool Changers Part 3: Specification for Tapers for Spindle Noses
Includes all amendments and changes through Reaffirmation Notice , March 15, 2002
Additional Comments: SAME AS ISO 9270
Published By:British Standards Institution (BSI)
Specifies dimensions and tolerances of tenons and tapers.