Rock Drill Bit: Boost Precision, Reduce Deviation
categories-2 categories-3 Li Xiaohuan Li Zhongyong Patents and innovation
The invention provides a rock geological drill bit designed to reduce deviation, related to the field of drill bits. The drill bit includes a body with a protective cylinder at the top, capped with a ring plate that supports a fixed cone. The inner wall of the protective cylinder has a locking plate, which...
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