Coal PDC Diamond Bit

Place of Origin China
Brand Name Hainaisen
Certification ISO 9001
Model Number φ94/113KA25
Minimum Order Quantity 10 pieces
Price To be negotiable
Packaging Details customized
Delivery Time 5-7 business days
Payment Terms L/C, T/T
Supply Ability 300pcs per day

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Product Details
Size φ94/113 Use Coal Mining
Condition New Market Global
Video Outgoing-Inspection Provided Showroom Location Xi'an, China
Suitable Formation Abrasive Formation Application Mining / Gas / Oil Drilling
Material Diamond And Tungsten Carbide
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Product Description

PDC Guide Pillar Reaming Drill Bit For Mine Coal Drilling



1. The guide pillar acts as a guide during the reaming so that the bit is more stable and will not deviate from the original direction.
2. The reaming blades are also known as guiding belts. The pdc cutters are inset at the bottom of the guiding belts. During the reaming, they can act as a guide and also cut the rock debris.
3. The blade's cutters (model: 1308) are symmetrically inset. They are comprehensive high-performance cutters with strong aggressivity.
4. There are 5 nozzles around the blades. They can clean the rock debris better and keep the hole clean. Meanwhile, they can reduce the secondary damage of the cutters.


Size 3- 7/10 inch (Φ94mm) '4- 1/2 inch (Φ113mm)
Model number φ94/113 KA25
Body type High Manganese Steel
Number of blade 5
Primary PDC cutter size 1308
Number of nozzle 5
Diameter of nozzle 15mm
Gauge length 30mm
API connection 63.5 with Stingers
Suitable formation F≤12
Application Mining&Coal&Well
Quality High Level
Package Corrugated carton
MOQ 10 Pieces
Certificate ISO 9001
Customized Size Yes



Coal PDC Diamond Bit 0

Coal PDC Diamond Bit 1



Our drill bits will be shipped out within 5 days after the 50%/full payment is confirmed.

We ship the bits by sea, by air. Or if you have any other demands, please feel free to let us know.

Coal PDC Diamond Bit 2


Our Principle

We are insisting in the principle of high quality, superior service and the courage to innovate. We are also adhering to providing the efficient products and excellent services. If you are interested in our drill bits, please feel free to contact us. We are looking forward to cooperating with you!



1. Are you a trading company or manufacturer?

We have been a professional manufacturer of PDC bits since 2013.


2. Whether accept customized according to clients' requirements?

Yes, We accept customized products, no matter what size and what type. Please feel free to contact us.


3. About lead time and shipping time?

The lead time depends on the quantity of the order. Usually, it will take 3-5 days to ship to Tianjin Port or XI'AN Airport, China. For the small order or urgent order, we can send you by air once the order is confirmed.


4. Is it produced according to the standard? And can I expect a quality product?

Yes, all our activities are accredited to ISO9001: 2015, both in products and services. At the same time, mature production technology will ensure the quality to satisfy the international request. We have strictly inspection in the production. Our bits are exported to the Middle East, Europe, North America, South America, Australia, and other countries and regions.


5. How do you guarantee your quality?

We select the advanced production technology and equipment, strictly control the whole production process, and inspect the finished drill bits. We can also make several design changes according to the customer's feedback, and finally ensure the customer's excellent drilling effect.


6. What is your payment terms?
Our payment terms: T/T (normally 30% deposit ,balance 70% before shippment )
or LC at sight.


If you have any questions, please feel free to contact us. No matter how far away we are, communication is no boundaries.



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