China wholesaler 4inch DTH CZPT Bit for Mining / Quarry / Rock Drilling Sandvik / CZPT – SD /Ql /DHD /Cop /Mission /Numa for High Air Pressure DTH Hammer Hot selling

Merchandise Description


1. Our items can match in excess of 95% towards the first products.
2. Substantial top quality raw material, with premium hardened processes for long lifestyle.
3. Entire generation chain to secure steady and prompt manufacturing leadtime.
four. Experienced senior experts and long 12 months skilled personnel and engineers.
five. Customized appropriate and quick and successful provider.
6. Price are aggressive from the CZPT manufacturers and very best high quality in opposition to the tiny factory.
seven. Owing to high top quality, skilled serivce and aggressive cost, we have gotton great popularity from our customer all in excess of the planet, such as France, Spain, Italy, South Africa, Australia, Iran, Malaysia, etc.

Item Pictures:
Items Requirements:

Little bit Shank INCH External Diameter Bit Diameter Bit Diameter Size (less bit) W8 (less bit) Working Pressure Suggested Rotation Velocity
Code No.   mm mm inch MM KG MPA R/MIN
BR1 2 fifty four sixty four-seventy six 2.5-3 760 ten .7-1.75 25-forty
BR2 2 62 70-90 2.8-3.five 880 14.5 .7-1.75 25-40
BR3 three 82 90-a hundred and ten 3.5-4.three 889 26 .7-1.75 twenty five-40
CIR90 three eighty 85-110 three.3-4.3 800 19 .5-.7 25-forty
CIR110 4 ninety eight 110-135 4.3-5.three 839 32 .5-.7 25-forty
CIR150 five 137 one hundred fifty five-178 6.1-7 908 69 twenty five-forty
COP32 three eighty two 90-a hundred and ten three.5-4.3 888 25 1-1.5 25-40
COP44, DHD340 4 ninety nine 110-a hundred thirty five four.3-5.three 1030 39 1-2.five twenty five-40
COP54, DHD350 5 125 a hundred thirty five-155 1214 76.5 one-2.5 twenty five-35
COP54, DHD350 5 a hundred twenty five 135-a hundred and fifty five 1214 seventy six.five 1-2.5 twenty five-35
COP64, DHD360 6 142 one hundred fifty five-190 6.1-7.5 1248 a hundred one-2.five 20-thirty
COP84, DHD380 8 a hundred and eighty 195-254 seven.7-ten 1492 188 one-2.five twenty-30
DHD3.five three eighty two ninety-a hundred and ten 3.5-4.3 930 25 1-1.5 twenty five-forty
DHD1120 12 275 305-445 12-17.5 1900 480 1-2.5 fifteen-twenty five
IR3.five 3 eighty two ninety-one hundred ten 3.5-4.three 888 twenty five 1-1.5 25-forty
NUMA100 ten 226 254-311 10-12.two 1510 288 one-2.five 15-25
NUMA120 12 275 305-445 twelve-seventeen.5 1900 485 one-2.five 15-twenty five
QL40 4 ninety nine a hundred and ten-135 four.3-5.3 1097 forty one one-2.5 25-forty
QL50 5 125 a hundred thirty five-155 5.3-6.1 1156 seventy three one-2.5 twenty five-35
QL60 6 146 a hundred and fifty five-190 six.1-7.5 1212 ninety five 1-2.5 20-thirty
QL80 8 a hundred and eighty 195-254 seven.7-10 1465 182 1-2.5 fifteen-25
SD4 4 99 a hundred and ten-135 four.3-5.3 1084 40.five 1-2.5 25-40
SD5 five 125 135-one hundred fifty five 1175 72.five 1-2.5 twenty five-35
SD6 six 142 a hundred and fifty five-190 6.1-7.5 1261 a hundred one-2.5 twenty-thirty
SD8 8 a hundred and eighty 195-254 seven.7-ten 1463 192 one-2.5 fifteen-twenty five
SD10 10 226 254-311 ten-12.2 1502 290 one-2.5 fifteen-25
SD10 10 226 254-311 10-twelve.two 1502 290 1-2.five fifteen-twenty five
SD12 12 275 305-445 12-seventeen.five 1880 487 1-2.5 fifteen-25

Bit Face Condition Selection:

1. Fall Centre Bit
For large penetration charges in soft to medium tough and corrosive rock formations. Lower to medium air pressures. Maximum hole deviation manage.
2. Concave Encounter
The all-round application little bit experience especially for medium difficult and homo generous rock formations. Very good gap deviation control and excellent flushing capacity.
three. Convex Experience
For high penetration prices in gentle to medium-tough with reduced to medium air pressures. It is the most resistance to metal clean, and may possibly reduce the load and put on on the gauge buttons, but inadequate hole deviation management.
four. Double Gauge Encounter
This type of confront form is appropriate for fast penetration rates in medium to tough rock formations. Made for high air pressures and very good resistance to steel wash action gauge little bit.
five. Flat Face Bit
This variety of experience condition is appropriate for hard to very hard and CZPT rock formations in applications with large air pressures. Good penetration prices an resistance to metal clean.


Carbide Button Shape Options:

We want to verify the subsequent Solution Specification before placing an buy:
1. The kind of CZPT bit
two. The head diameter of CZPT little bit
3. Little bit experience form Option: (Primary styles are: Drop Centre, Concave Experience, Convex Experience, Double Gauge Face, Flat Encounter)
4. Shape of alloy teeth. (Primary tooth shape: Domed/Spherical Button, Parabolic/Semi-Ballistic Buttons, Ballistic button, Sharp button, Flat button)

Creation Process Circulation Chart:

About Us:

We are a top manufacturer for different of rock drilling resources, incl. DTH hammers and bits, RC hammers and bits, top hammer button bits, ODEX and so forth. Our factory locates in LiuYang city, ZheJiang province, China, where occupies an spot of 26,600 square meters, and production CZPT occupies 22,000 sq. meters.

High quality top quality, specialist serivce and competitive price tag, we get really good status from our around the world clients, not only from the domestic, but also from Brazil, Peru, South Africa, Australia, Turkey, Russia, Ukraine, Korea and so forth..

Manufacturing facility Overview:
Our Team and Exbition:

Top quality Warranty:

Our goods are manufactured of higher good quality steel and all spares parts are inspected strictly prior to transport. We have swiftly responses for your criticism and suggestion.

Package deal and Shipping:

Regularly Questioned Concern:   

1.Are you a manufacturer or a trade company?

We are a manufacturer of rock drilling equipments and pneumatic tools in China.


two.How many workers in your factory?and what is your business scale?

We have more than 100 employees, including factory workers,sales people,QC ,R&D and management team.
With a land spot of 26600 m2and workshop sapce of 22000 m2.We are equiped with over 400 sets of distinct sophisticated equipments and services needed for manufacturing rock drilling equipment and pneumatic resources.Over 50-70% for export which covers most of the international marketplaces which includes Korea,Malaysian,Australia,Russia,Middle Asian,East,Europe,South The usa,and Africa etc..


3.Where are your company?

We are located in HangZhou town,ZheJiang province,where our first chairman Mao was born.1 and fifty percent hours by auto from the nearest HangZhou global airport,2 and 50 % hrs by CHR categorical from HangZhou nan station to HangZhou city.


4.Why choose CJG DRILL?

one)We have more than 17 years of researching,creating, manufacturing  and exporting higher high quality rock drilling equipments and penumatic tools to the global market.

2)Large good quality suitable with Sandvik, CZPT Copco,Ingersoll Rand and so on…

3)Unbeatable price

four)Exceptional provider.


5.Which port do you shipping from?

We usually ship container from ZheJiang port.HangZhou port is offered as well.


six.Can you accept OEM & ODM ?

Sure, both of them are acceptable.


7.What is your minimum order quantity?

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


eight.What is your payment term?

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


9.How about the delivery time?

It all depends,generally it takes about 1 thirty day period the two in peak and off period.

1.Could we make a timetable of an appoinment with your firm?

Definitely.You are the most welcome.Please notify us your arrival time in any spot of China and original program in progress.We can reserve the lodge,offer you pickup service from HangZhou HangZhou airport or the CHR Express station unpon your arrival and following the appoinment.Be our guest then!

Weclome our dearest consumers to Go to our manufacturing unit and to decide on our wonderful solution ranges!


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China wholesaler 4inch DTH CZPT Bit for Mining / Quarry / Rock Drilling Sandvik / CZPT - SD /Ql /DHD /Cop /Mission /Numa for High Air Pressure DTH Hammer     Hot selling