Accession Number : ADA951233

Title :   Tool Bits and Drills for Machining Armor Plate,

Corporate Author : WATERTOWN ARSENAL MA

Personal Author(s) : Crawford,D. J.

Report Date : 04 MAY 1937

Pagination or Media Count : 7

Descriptors :   *Drills, Machine tools, Drilling, Armor plate, Tool steel

Subject Categories : Metallurgy and Metallography
      Fabrication Metallurgy
      Machinery and Tools

Distribution Statement : APPROVED FOR PUBLIC RELEASE