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<title><![CDATA[EC21 Product Catalogs - tin sharpener]]></title>
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<title><![CDATA[China Metal Drill Bits for Metal Suppliers]]></title><link><![CDATA[https://ydsools302.en.ec21.com/China_Metal_Drill_Bits_for--12053533_12053558.html]]></link><description><![CDATA[TiN) coatings enhance hardness and heat resistance, reducing friction for smoother drilling. Titanium aluminum nitride (TiAlN) further improves wear resistance, particularly in high-speed machining a]]></description><pubDate><![CDATA[20250401]]></pubDate></item>

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