The drilling and boring bar can be used with the corresponding boring head, rolling head, and machine clamp drill. There are 0.5 meters, 1.2 meters, 1.5 meters and 2 meters in length for a single section to meet the needs of different machine tools and different processing depths, and the length can be customized according to user needs. Use materials with better mechanical properties to ensure the durability of the drill pipe.
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