Two competitive groups of metallurgist-salesmen chafed last week at industry's slow take-up of a scientific developmenttungsten, carbon and cobalt so combined that they made a new material for cutting-tools. The men on one side were employed by the Carboloy Co., General Electric subsidiary; on the other by Thomas Prosser & Son, for 75 years U. S. selling agents for Krupp. Both Krupp and General Electric have independently developed similar metals. Krupp calls its widia (from wie diamant, "like diamond"); General Electric calls its carboloy.
Carboloy or widia, shaped into a cutting tool,...
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