Shaanxi Hainaisen Petroleum Technology Co.,Ltd
| Payment Terms | T/T, L/C |
| Supply Ability | 300pcs per day |
| Delivery Time | 5-7 business days |
| Packaging Details | customized |
| Name | Coal Mining Drill Bit PDC Bit |
| Body type | High Manganese Steel |
| Primary PDC cutter size | 1913 |
| Number of blade | 3 |
| Quality | High Level |
| Process | Roll Forged & Fully Ground |
| Brand Name | Hainaisen |
| Model Number | 75NA43 |
| Certification | API & ISO 9001 |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | T/T, L/C | Supply Ability | 300pcs per day |
| Delivery Time | 5-7 business days | Packaging Details | customized |
| Name | Coal Mining Drill Bit PDC Bit | Body type | High Manganese Steel |
| Primary PDC cutter size | 1913 | Number of blade | 3 |
| Quality | High Level | Process | Roll Forged & Fully Ground |
| Brand Name | Hainaisen | Model Number | 75NA43 |
| Certification | API & ISO 9001 | Place of Origin | China |
| High Light | concave types of drilling bits for oil wells ，3in types of drilling bits for oil wells ，Manganese coal mining bit | ||
3inch Coal Mining Drill Bit Concave Drill Bit Water Drill Bit PDC Bit
Characteristics:
1. The top surface of the bit is shallow with 3 small nozzles. and in the circumferential direction of the blades there are 3 big nozzles. The nozzles can rinse the bit and clean the rock debris away from the bottom of the hole quickly.Avoiding secondary fragmentation. They can also prevent the bit from being wrapped by the mud.
2. The blade gauge surface is inlaid with an alloy gauge strip, which makes the drill bit gauge wear resistant, durable, and has a long service life;
3. The blade cloth teeth are parallel and uniform, and the cutting teeth are made of 1308 composite high-performance composite sheet, which has good abrasiveness, fast drilling speed and strong impact resistance.
4. The back inclination angle of the main cutting teeth of the drill bit can be adjusted between 16° and 20°, with strong aggressiveness, high ROP and strong stability.
| PRODUCT SPECIFICATIONS | |
| Size | 75mm |
| Model number | 75NA43 |
| Body type | High Manganese Steel |
| Number of blade | 3 |
| Primary PDC cutter size | 1913 |
| Number of nozzle | 5 |
| Diameter of nozzle | 11.5 |
| Gauge length | 33 |
| API connection | 50 with stingers |
| Suitable formation | F≤12 |
| Application | Mining&Coal&Well |
| Quality | High Level |
| Package | Corrugated carton |
| MOQ | 10 Pieces |
| Certificate | ISO 9001 |
| OEM | Yes |
| Customized Size | Yes |
Package&Delivery
Our drills will ship within 5 days after 50% full payment is confirmed. The drill bits will be shipped by sea or air as your request. And if you have any other questions, please contact us freely. Thanks!
Our Principle
We adhere to the principles of high quality, high quality service, and innovation. We also insist on providing efficient products and quality services. If you are interested in our drills, please feel free to contact us. We are looking forward to cooperating with you!
FAQ
1. Who are we?
We are a drill bit manufacturer started from 2013. Our main prodcuts are pdc drill bit for oil&gas, coal mining drill bit, core bit, pdc cutters and other types of pdc bits.
2. How can we guarantee the product quality?
We provide pre-production sample before mass production.
We provide final inspection before shipment.
3: How about your products?
All our activities are accredited to ISO9001: 2008, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request.We have many high quality prducts (the more information).
4: What is your trade terms?
We offer EXW, FOB, CIF.
5: What is your payment terms?
Payment terms: normally 30% deposit, balance 70% before shipment.
Payment methods: T/T, L/C.
Company Details
Business Type:
Manufacturer
Year Established:
2013
Total Annual:
10,000,000-20,000,000
Employee Number:
150~200
Ecer Certification：
Site Member
Shaanxi Hainaisen Petroleum Technology co., LTD is a high-tech enterprise with independent intellectual property rights. It was established in 2013. The total investment amounts to CNY 50 million. We have specialized in the research, development and sales of diamond bits, mine d... Shaanxi Hainaisen Petroleum Technology co., LTD is a high-tech enterprise with independent intellectual property rights. It was established in 2013. The total investment amounts to CNY 50 million. We have specialized in the research, development and sales of diamond bits, mine d...
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