tool steel

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tool steel

n
(Metallurgy) 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
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Noun1.tool steel - alloy steel that is suitable for making toolstool steel - alloy steel that is suitable for making tools; is hard and tough and can retain a cutting edge
alloy steel - steel who characteristics are determined by the addition of other elements in addition to carbon
high-speed steel, hot-work steel - an alloy steel that remains hard at a red heat; used to make metal-cutting tools