CIR/DHD/Cop/Br High Air Pressure Hard Rock Drilling/DTH Hammer Drill Bit for Mining & Water Drilling &Quarrying

• Customization: Available
• Customized: Customized
• Standard: API
• Model NO.: GBR1A-76
• Length: Jobber-length
• Type: DTH Hammer Bit
• Material: High Carbon Steel
• Usage: Well Drilling
• Name: Low Air Pressure DTH Hammer Bits
• Feature: Fast Speed Drilling, Long Life
• Weight: 2.8kg
• Application: Rock Drilling, Core Mining, Well Drilling, Quarry
• Transport Package: Carton or Wooden Box
• Specification: 64/ 70/ 76mm
• Trademark: Pearldrill
• Origin: China
• HS Code: 8207199000
• Production Capacity: 50000pieces/Year

Product Description

GBR series 76 snap ring Middle/Low air pressure DTH drill bit Drill bit manufacturer Mountain drill Down-hole drill
GBR Series has the following types:
GBR 1A size: 64 70 76(See table below)
GBR 2A size: 76 80 90
GBR 3A size: 90 95 100 105
Special models can be customized

DTH Drill Bit Features
Fast drilling and retrieval!High efficiency, low labor intensity of workers!
DTH Drill Bit Usage 
Widely used in earth and stone engineering mining Wells drilling construction projects drilling Wells edge pillar support.
DTH Drill Bit Model
Medium/Low wind pressure DTH Drill bit:80 90 100 110 120 130 140 150 180 185 200 220
High wind pressure DTH Drill bit:115 127 138 152 165 178 195 203 216 240 254 304

DTH Drill Bit Type
Medium/Low wind pressure DTH Drill bit,High wind pressure DTH Drill bit
DTH Hammer Model
Medium/low wind pressure DTH hammer:CIR65 CIR70 CIR90 CIR110 CIR130 CIR150 CIR170 CIR200        
High wind pressure DTH hammer:DHD340 DHD350 DHD360 DHD380 N125 SD12

Main Specification:

Type	Model	Length (mm)	Weight (kg)	External Dia.(mm)	Hole Range (mm)
3.5 inch	DHD3.5	930	25	Φ82	Φ90-110
4 inch	DHD340	1030	39	Φ99	Φ110-135
	SD4	1084	40.5	Φ99
	QL4	1097	41	Φ99
	Mission40	1005	40	Φ99
5 inch	DHD350	1214	76.5	Φ125	Φ135-155
	SD5	1175	72.5	Φ125
	QL5	1147	73	Φ125
	Mission50	1110	68.5	Φ125
6 inch	DHD360	1248	100	Φ142	Φ155-190
	SD6	1261	100	Φ142
	QL6	1212	95	Φ146
	Mission60	1161	90	Φ146
8 inch	D85	1492	188	Φ180	Φ195-254
	SD8	1463	192	Φ180
	QL8	1465	182	Φ180
	Mission80	1338	176	Φ180
10 inch	SD10	1502	290	Φ226	Φ254-311
	NUMA100	1510	288	Φ226
12 inch	DHD1120	All can be designed according to your requests!
	Numa120
	Numa 125

 

DTH Hammer Drill Bits Application
Widely used in metallurgical, coal, chemical, building materials are not busy mines and water conservancy, hydropower, highway and railway defense construction projects, etc. Suitable for dry wind water mixing and shotgun-hole water gushing wet operation, reliable performance, is the ideal drilling hole and rock drilling equipment.

 

 

-COMPANY BRIEF-

We provide high-quality and complete drilling equipment including drilling rigs, drilling tools, mud pumps, DTH drilling tools, rock drilling tools, etc. They are widely used in water wells, farmland irrigation, geological exploration, small pile holes, geothermal, rope coring, Mining etc. Our products are the products of choice for drilling engineers in many countries due to their precise design and efficient drilling in use.

Main product


Application

Borehole drilling, Civil Infrastructure, civil engineering, and infrastructure, for rock core drilling, Soil Testing and sampling, geophysical survey companies, Pile foundation drilling, bridge drilling, wind power generation, large-mouth engineering drilling, oil field, metallurgy, mining, geological mineral exploration, water conservancy and hydropower construction, coal mine, mine tunnel drilling, grouting reinforcement engineering, highway, subway, high-speed rail, concrete core sampling, etc, Coring exploration, drilling.

Workshop
Why we achive today′s achievements is because we are supported and assisted by a highly experienced team of designers and engineers that enable us to complete all the assigned projects successfully as per the specified requirement from our clients. Guangzhou International Technology  Co.,Ltd. will continue committing to provide low cost Rock Drills, Drilling tools, well drilling rigs, high efficiency drilling tools, energy saving and environmental product for domestic and international clients.

-WHY CHOOSE US-

--The first-class engineers of tricone bits and PDC bits
--Advanced technology and Equipment, International standard.
--R&D center for rock drilling tools, high precision CNC machines, SGS&ISO Certified.
--10+ Years & 40+ Countries of service experience.
--Optimized solutions for the various requirements.

DIY customization: please provide your rock formation information or detailed size drawings.

Free samples: some samples can be provided free of charge.

Payment:T/T L/C,D/A,D/P,Western Union,MoneyGram.
 

Packaging

Wood Box
Fumigation Tray if necessary
Other special package can be applied
according to customer's need

Delivery

Prepared to deliver within 1 week, if in stock
Depends on order quantity, when out of stock
Transportation:By sea or air

 

Purchase process