The Difference Between High Speed Steel & Carbide End Mills
The History of High Speed Steel & Carbide End Mills. The origins of high speed steel are traced back to the turn-of-the-century and the experiments of Frederick Winslow Taylor and Maunsel White at the Bethlehem Steel Company. The first alloy formally classified as "high-speed steel" appeared in 1910 and was composed primarily of tungsten.
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