Concave 3in Types Of Drilling Bits For Oil Wells Manganese Coal Mining

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.

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.

      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 drill bits, PDC drill bits and other drilling tools for the coal industry and oil&gas exploitation. Besides, we also produce Polycrystalline Diamond Compact (PDC), Diamond Enhanced Cutter (DEC) for oil&gas drilling and mining engineering. The core member of our company is one of the earliest staff engaged in PDC cutter, and has participated in the introduction of the first PDC manufacturing enterprise in China.

      Our company has its own factory which is located in Jing Wei Industrial Park of Economic and Technological Development Zone in Xi'an, China. The factory covers an area of 6,000 square meters with modern standard plant equipment. Presently, it has more than 150 employees, including 20 senior technicians. The sales of our company can reach 60 million RMB per year.

      Since the establishment, our company has been insisting on the principle of high quality, superior service and the courage to innovate. We are also adhering to providing efficient products and excellent services. After 10 years of development, our products are recognized by more and more clients at home and abroad, and we also established a good reputation.

      We are sincerely looking forward to cooperating with you!