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El diámetro del taladro de giro está limitado por la abertura, el surco espiral hace que el núcleo de taladro sean más delgados, la rigidez de la broca de taladro es baja; Torcir la broca para el concreto solo dos cinturones de costillas, el eje del orificio es fácil de sesgar; El borde horizontal hace que el centrado sea difícil y la resistencia axial aumenta y la broca es fácil de balancear.
2022/06/13
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.