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tool steel

American  

noun

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


tool steel British  

noun

  1. 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

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The 18-year-old high school senior from nearby Marion Center was milling a piece of tool steel to a 45-degree angle one recent afternoon in a machining laboratory here.

From Washington Post • Mar. 31, 2022

Hefty Andy Langhammer, head of Chrysler's Amplex Division, announced that his workmen were making tool steel from soft iron rust.

From Time Magazine Archive

Leatherman�s bits are made from S2 tool steel, which is 35% stronger than stainless.

From Time Magazine Archive

In flight it will reach 1,000� F., so it is made of high-strength tool steel, which does not lose its strength even when white-hot.

From Time Magazine Archive

When we say "tool steel," we nearly always refer to carbon-tool steel, high-speed steel being usually designated by that name.

From The Working of Steel Annealing, Heat Treating and Hardening of Carbon and Alloy Steel by Colvin, Fred H. (Fred Herbert)