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  • Counterattack Counterattack

    2019-05-23

    日期:

    作者:Admin来源:www.shhyyj.com

    Commonly used aliases: counter-attack hammer, high-chrome hammer, composite hammer Main material: High chromium Cr26, Cr30, high chromium alloy, composite steel, etc. Production process: V method, lost foam, water glass sand casting, water...

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