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Diamond Core Drill Bits
PDC Drill Bits
Reaming Shells
SPT Equipment
US $104 - 413/Piece
1 Piece(Min. Order)
US $968.0 - 968.0/Piece
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1 Piece(Min. Order)
US $100 - 410/Piece
1 Piece(Min. Order)
US $870.0 - 900.0/Piece
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1 Piece(Min. Order)
US $2000.0 - 2000.0/Piece
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1 Piece(Min. Order)
US $30 - 90/Piece
2 Pieces(Min. Order)
US $28 - 40/Piece
2 Pieces(Min. Order)
US $100 - 500/Piece
5 Pieces(Min. Order)
US $100 - 300/Piece
5 Pieces(Min. Order)
US $120 - 200/Set
1 Set(Min. Order)
US $10 - 30/Piece
1 Piece(Min. Order)
US $150 - 200/Piece
1 Piece(Min. Order)
US $13 - 18/Piece
10 Pieces(Min. Order)
US $120 - 200/Set
1 Set(Min. Order)
US $104 - 413/Piece
1 Piece(Min. Order)
US $870.0 - 900.0/Piece
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1 Piece(Min. Order)
US $350 - 413/Piece
1 Piece(Min. Order)
US $400 - 500/Piece
1 Piece(Min. Order)
US $30 - 90/Piece
2 Pieces(Min. Order)
US $120 - 200/Set
1 Set(Min. Order)
US $1000 - 10000/Set
1 Set(Min. Order)
Why Choose Us
We have 16 years of experience in R&D,Among them holding doctor 4 people, senior engineer 6 people, senior engineers 10 people, accouonts for about 40% of the total technical personnel, and university degree personnel account for 85% Hunan Diyfia Group Company, which is approved by the state, with the import and export rights company. We are a professional manufacturer specializing in mining operations required mechanical equipment and tools, research, development, production, marketing and after servise in one company. We has 26 years of experience in R&D, and the products through Hunan province and technical supervision inspection, with 11 national patents, and are listed in the "national key new product ".

Our mainly products have 2 different series:
1. Drilling Area: diamond core drill bit, diamond reaming, PDC drill bits, drilling tools, drilling materials, drilling rigs and other accessories, are widely applied to the geology, water, electricity, metallurgy, mining, coal, railways, roads, buildings and building materials.

2. Grinding equipment: SY series rotary mortar ground, GY series general mill, GL series general mill, KX series efficient rotor classifier---etc, are mostly used in the building material, electric power, metallurgy, chemical, energy, refractory material, metallic and non-metallic mining industries millstone hardness below the rank 8, finished products requirement is not higher than 400 fenmo.

The annual production capacity could reach 500 million, we received high praise from our customer for our high quality and devoted service Thanks for both old and new customers to give DIYFIA the best and motivation support, we will continue to grasp the high quality, high efficiency, high technology principle to service for our customers.

At the same time, we sincerely welcome international friends to on-the-spot investigation and research, we also welcome you become our agent in oversea. If you have interested in our products or any questions, please do not hesitate to contact us freely.
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