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HIGH TENSION BOLT FOR ANTI-LOOSE CAPABLE OF ENHANCING COUPLING FORCE OF HIGH TENSION BOLT WITHOUT EXERTING INFLUENCE ON FASTENING TORQUE AND TORQUE COEFFICIENT VALUE OF HIGH TENSION BOLT
HIGH TENSION BOLT FOR ANTI-LOOSE CAPABLE OF ENHANCING COUPLING FORCE OF HIGH TENSION BOLT WITHOUT EXERTING INFLUENCE ON FASTENING TORQUE AND TORQUE COEFFICIENT VALUE OF HIGH TENSION BOLT