US machine tool tariff probe targets field led by Japan

Import curbs on key equipment seen hindering American manufacturing revival

20250925N Okuma machine tool

The Americas accounted for about 30% of machine tool maker Okuma's sales in the year ended March, making it one of its largest markets. (Okuma)

MASASHI ISAWA, TAKURO HOSODA and MAI ISHITSUBO

TOKYO -- The recently announced U.S. tariff investigation into machine tools could deal a blow to suppliers in Japan, America's top source of the equipment, as well as raise production costs in the U.S. as it tries to bring back manufacturing.

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