Carbide Bullet Teeth use high grade alloy steel and tungesten carbide tip and adopt advancedbrazing technology to produce high quality, high wear resistance, long life cutters. we also can produce all kind of rotary bits, trenching bit and flat bit according to customers' requirements.

Usage: Coal cutting, Mining, Oil drilling, Well dig, Road Milling etc.
Applicable layers: dense sand, gravel and medium hard rocks, etc..
Other Type: C31HD ,B47K20H, B47K19H, B47K17H, 3050, 3060, 3065
Hardness: 50-54 HRC

Drilling Bits

.Foundation Drilling Tools

Beijing Jietai Haoli Technology Development Co., Ltd., founded in 2004, headquartered in Beijing, branch factory in Shouguang, Shandong. The company is mainly engaged in the production and sales of rotary piling kelly bars , drilling tools, rotary piling rig overhaul, rig sales and accessories supply.

We are manufacturer for piling rig kelly bars and spares for more than 17 years old.

FAQ

1. Are you a manufacturer or trade company?
We are manufacturer.

2. How long have you been in this industry?
We have been in it since 2004.

3. Do you accept sample order?
Of course, please contact us for details.

4. Can you do OEM?
Yes, we can.

5. How do you control the products quality?
Each product will be inspected in strict procedure before delivery.

6. How about your after-sales service?
We can offer technology support to slove all problems.
If quality problem, goods can be return or replaceable.

7. What is your payment items?
Usually 30% deposit in advance by TT, delivery agains balance. L/C is also OK!

8. What is your delivery time?
7~15 days upon receiving deposit.

9. What is the package?
Plastic box (inner) and Wooden case (outer).

Beijing Jietaihongli Technology Co., Ltd., founded in 2004, headquartered in Beijing, branch factory in Shouguang, Shandong. The company is mainly engaged in the production and sales of rotary piling kelly bars , drilling tools, rotary piling rig overhaul, rig sales and accessories supply.

Beijing Jietai Haoli Technology Development Co., Ltd. is one comprehensive enterprise that produces and sells rotary drilling kelly bars ,drilling tools,piling rigs spares and piling rig maintenance.The company established in 2004. The founder has been engaged in after-sales service of drilling rigs and kelly bars such as IMT, SOIMEC, BAWER, and MAIT before the establishment of the company. During this period he accumulated rich experience in kelly bar manufacture and maintenance.The company focused on the research, development and production of kelly bars after establishment. The main kelly bars produced include frictional kelly bars ,interlocking kelly bars and square kelly bars.