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PDC svrdlo za Standstone |
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sveder nastavite bitov vrtanje Kitajske volframovega karbida bitov rock drill svedri
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jezgra svrdla, hainaisen svrdla, pdc jezgra svrdla, vodu pa svrdla |
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S profesionálne a produktívne factory,Website:, HAINAISEN je jedným z popredných Čína troch kotva trochu výrobcov. Vitajte na veľkoobchod troch kot... |
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