high-speed steel

noun

1. an especially hard, heat-resistant steel for use in lathe tools and for other applications involving high friction and wear.

high-speed steel

noun

1. any of various steels that retain their hardness at high temperatures and are thus suitable for making tools used on lathes and other high-speed machines

Word History and Origins

Origin of high-speed steel¹

First recorded in 1925–30

Example Sentences

The cutter a is a piece of high-speed steel beveled on the cutting end to produce a keen edge.

From Project Gutenberg

The high-speed steel cutter is ground to take a side cut on the end of the bar.

From Project Gutenberg

Molybdenum high-speed steel is more expensive than tungsten high-speed steel, but is said to wear better.

From Project Gutenberg

These are used in the manufacture of very hard steel, such as armour plate, and "high speed steel."

From Project Gutenberg