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6'', 14 3/4", 17 1/2" steel core drill bit
high strength, high flexibility, high temperature,high wear resistance, high precision metal seal , locking roller ball, to adapt to high speed, the high toughness steel teeth, hours in the rotary cone bit ,impact, crushing and shearing the role of broken rock, adapt to the soft and medium hard of various stratas, reasonable price and supreme quality,
size and types available:
size: common sizes: 6. 6-1/2. 7-7/8, 9-7/8, 10-5/8, 12-1/4,
various:sizes also can be manufacted by the clients order
types: IADC code: 412,432,532 612, 632, 712, 732, 832, etc
Non-standard also can be made as your demand.
Our Factory warehouse:
Different size tricone bit:
Hanfa Group established in 1998 is a key enterprise in the industry of geological exploration and water well field, with the ability to research, manufacture and market.Now, the Group pursues high standard manufacturing and qualified products. It has more than 20 species such as water well drilling rig,core drilling rig,DTH drilling rig,rotary drilling rig,engineering drilling rig, hydraulic underground drilling rig, full hydraulic directional drilling rig,etc. These machines are mainly used in geological prospecting, exploration of railway and highway engineering, mining, SPT, water well, geothermal well etc. Some of them won the Scientific and Technical Advance Prize or the National Scientific Research Achievement Prize. All the products have passed the quality system certification of ISO9001:2000 and are national inspection-free products.
HANFA have participated in China, kazakhstan, Chile, Africa, Canada and other countries large-scale exhibitions, the products were praised by local people.HANFA was interviewed by local TV many times.On the day of the exhibition,countless order has been signed successly.
HANFA GROUP have exported to more than 60 countries, our customer applaud the manufacture quality.We welcome the people who come from different parts of the world to visit our factory and inspct our products. Even if the cooperation is not successful, We are glad to make friends with you.You will feel that you just like came to your home when you arrive at HanFa Group.
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