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tool steel

American

noun

any of various high-carbon steels capable of being hardened and tempered to meet special requirements for machining, etc.

tool steel British

noun

any of various steels whose hardness and ability to retain a cutting edge make them suitable for use in tools for cutting wood and metal

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The making of such “tool steel” was critical for the second stage of the industrial revolution, where American industry came into its own.

From Forbes

When properly treated it will do twice the work of ordinary tool steel for turning chilled rolls, &c.

From Project Gutenberg

Chapters on special work, grinding, tool holders, speeds, feeds, modern tool steels, etc.

From Project Gutenberg

The kind shown at A is usually made of tool steel and the body is finished to a standard size.

From Project Gutenberg

Cobalt is also used in some of the best high-speed tool steels.

From Project Gutenberg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023