description:For the process that requires high precision in hole machining finish, it can be realized with a three-stage grinding gun drill. More stable guidance and better concentricity ensure the machining accuracy of the hole. It is widely used in products such as
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For the process that requires high precision in hole machining finish, it can be realized with a three-stage grinding gun drill. More stable guidance and better concentricity ensure the machining accuracy of the hole. It is widely used in products such as