114mm R780 gread Steel Double Wall Drill Pipe 6000mm Length

102mm High Steel Double Wall Drill Pipe Reverse Circulation 6000mm Longth

Manufacture of RC drill pipe/114mm reverse circulation drill pipe/double wall drill pipe

Product Description:

114mm R780 gread Steel Double Wall Drill Pipe 6000mm Length

The double wall drill pipe is a full hole drilling tool, and the hole wall clearance is small, so there is no space condition for collapse of broken rock blocks. The double wall drill pipe has a certain supporting effect on the hole wall. The continuity of the drilling process of drill pipe avoids the damage to the drilling caused by the pressure excitation and suction caused by frequent lifting and lowering of drilling tools.

Double wall drill pipe

Drill pipe usage notes:

1. Before connecting the new drill pipe, apply thread oil on the threads
2. Trim and break at least 3 times before drilling
3. Hard bending and plastic coating can be processed according to the special requirements of customers.

Our Services

1. Drill pipe strictly in accordance with ISO9001 standard

2. If you find a quality problem within one month of the package being returned.

3. All obligations and responsibilities are strictly performed in accordance with the contract

4. 24-hour online customer service, feel free to contact us.

LANGFANG BAIWEI DRILL CO.,LTD

LangFang Baiwei Drill Co.,Ltd located in the center of Beijing, Tianjin and Hebei-Yongqing Industrial Area. Langfang Hebei.

Our company is a drilling tools manufacturing enterprisewith integration of design, geological, well, double wall, oil, auger and other special drilling pipes. And trenchless special drilling tools such as pilot guide bits,swivels, reamers, sub saver, pneumatic pipe rammer, pipe bursting machine.

We have specially invited domestic wellknown expert Mr.zhou shengfeng as our general manager who engaged in the HDD drilling tools and processing technology as technical consultant. A solid research team lays the foundation of product quality, new product development and after-sales service.

We have more than 30 provinces market in China. And our products are exported to India, Australia, Russia, Europe, North America and Middle East etc

"Unity, Progmatic, Self-Reliance, Innovation" Baiweiser adhering to the enterprise spiritto forge a good future for Baiwei.