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Depois de confirmar que o bit de broca entra em contato com o fundo do poço, use uma velocidade de cerca de 50r/min e uma pressão de perfuração de 5-20kn para moer no fundo do poço, com uma filmagem de 0,5-1,0m.
Se você quiser saber mais sobre nossos produtos, visite nosso site https://www.china-drill-bit.com . Espero cooperar com você.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.