NAS-937 Complete Document History
Drills, Double Margin Stepped, High Speed Steel and Cobalt, 1/8 Inch Thru 1/2 Inch

Complete Current Edition:
   10TH EDITION - DRILLS, DOUBLE MARGIN STEPPED, HIGH SPEED STEEL AND COBALT, 1/8 INCH THRU 1/2 INCH - Dec. 27, 2019

Obsolete Revision Information:
   9TH EDITION - Drills, Double Margin Stepped, High Speed Steel and Cobalt, 1/8 Inch Thru 1/2 Inch - Dec. 18, 2015
   8TH EDITION - DRILLS, DOUBLE MARGIN STEPPED, HIGH SPEED STEEL AND COBALT, - Oct. 31, 2014
   7TH EDITION - DRILLS, DOUBLE MARGIN STEPPED, HIGH SPEED STEEL AND COBALT, - July 31, 2014
   6TH EDITION - DRILLS, DOUBLE MARGIN STEPPED, HIGH SPEED STEEL & COBALT, 1/ - Feb. 10, 2006
   5TH EDITION - DRILLS, DOUBLE MARGIN STEPPED - July 21, 2003
   4TH EDITION - DRILLS, DOUBLE MARGIN STEPPED - July 15, 1999
   3RD EDITION - DRILLS, DOUBLE MARGIN STEPPED - Aug. 29, 1997
   2ND EDITION - DRILLS, DOUBLE MARGIN STEPPED - Feb. 14, 1986