Changsha Chaojingang Machinery Manufacturing Co., Ltd.
Verified Supplier
1 Years
changsha
Since 2017
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High Air Pressure DTH Hammer
Reverse Circulation Hammers
Reverse Circulation Bits
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Supplier Homepage > Products

PRODUCT CATEGORIES

High Air Pressure DTH Hammer

 (1798)

Reverse Circulation Hammers

 (187)

Reverse Circulation Bits

 (367)

DTH Drill Bits

 (807)

Top Hammer Drill Bits

 (142)

DTH Drill Pipes

 (14)

DTH Drill Rods

 (12)

Big Hole DTH Hammers

 (9)

Casing Drilling System

 (12)

Why Can We Always Ensure Excellent Quality

Quality Control

We strictly follow the ISO9001 quality control system and standardize every step of the operation. Our workshop workers all have more than 10 years of experience in drilling tool production.


Certification

Changsha Chaojingang Machinery Manufacturing Co., Ltd. Certifications
Standard: Managemant System Certification
Number: R306Q13455
Issue Date: 2023-07-27
Expiry Date: 2026-07-26
Scope/Range: 全世界
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