Martillo DTH 2′′ 3′′ 4 ′′ 5′′ 6′′ 8′′ 10′′ 12′′ Hammer Drill Bit Top Quality Factory

• Customization: Available
• Certification: ISO 9001:2008
• Surface Treatment: Spray-Paint
• Model NO.: DTH Hammer Bit
• Manufacturing Process: Forging
• Material: Alloy Steel
• Color: Custom Made
• Model: DHD , Mission , Ql , SD , CD, Cop , Numa etc
• Connector: Universal
• Working Air Pressure: 1.0-2.5-3.0MPa
• Transport Package: Ply-Wood Case for Safe Delivery
• Specification: 2′′ 3′′ 4 ′′ 5′′ 6′′ 8′′ 10′′ 12′′ Hammer
• Trademark: Super Diamond
• Origin: China
• HS Code: 8412310090
• Production Capacity: 50, 000PCS / Year

Product Description

Hammer Drill Bits Martillo DTH Drilling Martello  Down The Hole Hammer Bits 
Martillo DTH 2'' 3'' 4 '' 5'' 6'' 8'' 10'' 12'' Hammer Drill Bit  Top Quality Factory

ABOUT US
Changsha Chaojingang(CJG) Machinery Manufacturing Co., Ltd (Super Diamond) is one of the best manufacturers in China's drilling tool industry. Our company has many senior mechanical design engineers with more than 20 years of design experience in the drilling tool, the production process and technology are at the first-class level in China. Our drill tools adapt the top-quality raw materials, equipped with a complete production chain, and with excellent performance during service life. The design of our hammer and bit is simple and reasonable, with the characteristics of high flat degrees, smooth holes, high rigidity, fast punch speed, low failure rate, stable drilling, high penetration rate. The drilling depth exceeded customer expectations and was well received by customers.

WHY CHOOSE US
1.Strong research and development capabilities.
   Belonging to the national high-tech enterprise,we developed China first
Generation DTH hammer without foot valve with professional R&D team and 9 invention patents. And we initiate the first Chinese drilling tool forging program, with leading product customization capabilities.

2. High quality raw materials.
  Our company has reached strategic cooperation with China's No.1 cemented carbide factory, processing the best quality raw materials into the best quality products to global users.

3.High-level production technology and strict quality management.
  Our company has the whole process of drilling tools production line,and established a perfect ISO9001 management system, to ensure the precision of the product.

4.Professional service.
  We have professional pre-sales service, which can tailor more efficient drilling products for you according to your air compressor, drill rig and rock conditions.on the premise of ensuring quality, we can provide customers with the best price. We have standardized after-sales service .


PRODUCT SPECIFICATION
It has the following advantages:
1. Avoid the trouble of foot valve fracture and expansion and contraction.
2. Lower energy consumption and higher impact frequency. The drilling speed is 15%-30% higher than the one with foot valve.
3. Simple structure, reliable parts, long life, easy and cheap maintenance.
4. Lower air and oil consumption. The oil consumption is about 10% lower than the one with foot valve.

Mode		Inch		Bit Shank		Connection thread	Working Air Pressure
CD25A		2		CD25A		T42x10x1.5 / T48x10	1.0-1.5Mpa
CD35A		3		CD35A		API 2 3/8'' Reg	1.0-1.5Mpa
CM30A		3		CM30A , Mission30		API 2 3/8'' Reg	1.0-1.5Mpa
CD45A/CD45S		4		CD45A, Cop44, DHD340		API 2 3/8'' Reg	1.5-2.5Mpa
CM40A		4		CM40A , Mission40		API 2 3/8'' Reg	1.5-2.5Mpa
CQL40A		4		CQL40A , QL 40		API 2 3/8'' Reg	1.5-2.5Mpa
CD55A/CD55S		5		CD55A ,Cop54 ,DHD350R		API 2 3/8'' Reg API 3 1/2'' Reg	1.5-2.5Mpa
CM50A		5		CM50A , Mission50		API 2 3/8'' Reg API 3 1/2'' Reg	1.5-2.5Mpa
CSD5A		5		CSD5A , SD5		API 2 3/8'' Reg API 3 1/2'' Reg	1.5-2.5Mpa
CQL50A		5		CQL50A , QL50 , Cop54 Gold		API 2 3/8'' Reg  API 3 1/2'' Reg	1.5-2.5Mpa
CD65A		6		CD65A , Cop64 , DHD360		API 3 1/2'' Reg	1.5-2.5Mpa
CM60A		6		CM60A , Mission60		API 3 1/2'' Reg	1.5-2.5Mpa
Mode	Inch		Bit Shank		Connection thread		Working Air Pressure
CSD6A	6		SD6, CSD6A		API 3 1/2''Reg		1.5-2.5 Mpa
CQL60A	6		Cop64 Gold, QL60 , CQL60A		API 3 1/2''Reg		1.5-2.5 Mpa
CD85A	8		Cop84, DHD380, CD85A		API 4 1/2''Reg		1.5-3.0 Mpa
CSD8A	8		CSD8A , SD8		API 4 1/2''Reg		1.5-3.0 Mpa
CQL80A	8		CQL80A , QL80		API 4 1/2''Reg		1.5-3.0 Mpa
CSD10A	10		CSD10 , SD10		API 6 5/8''Reg		1.5-3.0 Mpa
CN100A	10		CN100A, NUMA100		API 4 1/2''Reg API 5 1/2''Reg API 6 5/8''Reg		1.5-3.0 Mpa
CSD12A	12		CSD12A ,SD12		API 6 5/8''Reg		1.5-3.0 Mpa
CD1120A	12		CD1120A , DHD1120		API 6 5/8''Reg		1.5-3.0 Mpa
CN125A	12		CN125A, NUMA125		API 6 5/8''Reg API 7 5/8''Reg		1.5-3.0 Mpa

PRODUCT PHOTO


PRODUCTION PROCESS

 

OUR HONOR

OUR PATENT CERTIFICATE

PACKING

FAQ

1.Are you a manufacturer or a trade company?

We are the first-class drilling tools manufacturer in China.

2.How many workers in your factory?and what is your company scale?

We have more than 100 employees.Our company has many senior mechanical design engineers with more than 20 years of design experience in the drilling tool, the production process and technology are at the first-class level in China. With a land area of 26600 square meter and workshop sapce of 22000 square meter .We are equiped with over 100 sets of different advanced equipments and facilities required for manufacturing rock drilling tools.Over 50-70% for export which covers most of the global markets including Korea,Malaysian,Australia,Russia,Middle Asian,East,Europe,South America,and Africa etc..

3.Where are your company?

We are located in Changsha city,Hunan province, half hours by car from the nearest Huanghua international airport.

4.Which port do you shipping from?

We usually ship container from Shanghai port.Guangzhou and ShenZhen port is available too.

5.Can you accept OEM & ODM ?

Yes, both of them are acceptable.

6.What is your minimum order quantity?

Our MOQ are 1pc or 1 complete set, the price may rely on the order quantity.

7.What is your payment term?

We can accept T/T, L/C at sight, West union and in cash.

8.How about the delivery time?

Generally it takes about 20 days .

9.Could we make a schedule of an appoinment with your company?

Definitely.You are the most welcome.Please inform us your arrival time in any place of China and initial routine in advance.We can reserve the hotel,offer pickup service from Changsha Huanghua airport or the CHR Express station unpon your arrival and after the appoinment.Be our guest then!