タイトルまたは説明

Introduction of Nanping Antai Drill Bit
        CHATKJ green new type rope drill bit, with unique formulation of carcass, excellent performance, both drilling time and service life, old customers are locked to use it.
        The main features of the drill bit: the tyre holds the diamond exceptionally well, with high diamond utilisation, and when drilling, it is suitable for medium → high drilling pressure and high torque drilling.