Nikkei Asia · Cheng Ting-Fang ·

China's export curbs on critical metals have disrupted supplies of micro drill bits made mainly from tungsten carbide, used in PCBs and chip substrates

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China's export curbs on critical metals have disrupted supplies of micro drill bits made mainly from tungsten carbide, used in PCBs and chip substrates

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Nikkei Asia — China's export curbs on critical metals have disrupted supplies of micro drill bits made mainly from tungsten carbide, used in PCBs and chip substrates ↗

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Nov 5Nov 6

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