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Persona de contacto Ms. May
Anshun Road, Weifang, Shandong
***** arc brown, standard PDC cutters are distributed on the blades. ***** distributed optimized with balance design so that the stability and gain efficiency of drilling largely improved. ***** diamond are used in inner and outter gauge as protection, besides that extra PDC cutters are used to enhance gauge ***** roomage is optimal designed so that bit can be clean and cooled sufficiently. ***** series of bits are suitable for medium to medium-hard formation.
