IADC 645 9 7/8'' tricone bit

• IADC code: 645 9-7/8'' (250mm)
• Thread connection: 6-5/8'' REG
• Application formation: medium hard formation with high compressive strength (rock hardness f8-12), such as sand rock, limestone, granodiorite-porphyry, phyllite and more
• Recommended operating parameters:
  • WOB: 4,900-8,830N/cm bit dia
  • RPM: 60-100r/m
• Product weight: 65kg

    Professional. Duarable, Efficient, TIANYING TCI Tricone Bit!
    Hunan Tianying Drilling Machine Manufacturing Co., Ltd.is one state-appointed factory of mining tools especially for tricone bit. we are established in 1958 and located at Zhuzhou city of Hunan provice. one famous heavy industrial base of China. covering the land area of more than 800 acres with total asset of RMB130 Million and over 100 staffs.

    we have advanced full-equipped tricone bits and rockdrilling tillsmanufacturing workshops, high frequency welding workshop.heat treatment workship. mould equipment making workshop and the various departments of measurement. quality control. technology R&D center. the tatal main equipments amount to over 300 sets andthe annual production volume for tricone bits is 5000pcs for other rock drilling tools is over 1400000 pieces.

    we have partners all over the world like America. Europe.Australia.South Africa. UAE. Brazil and so on.

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