Establishes definitions for terms and requirements for solid carbide twist drills with four-faceted drill points used in the fabrication of printed boards.
IPC DR-570A
Original price was: $101.00.$50.00Current price is: $50.00.
General Specification for 1/8 Inch Diameter Shank Carbide Drills for Printed Boards
Association Connecting Electronics Industries , 04/01/1994