Concentric overburden ring drill bit

Concentric overburden ring drill bit

USD $2,000 - $3,500 /Set

Min.Order:1 Set

Supply Ability:
300 Set / Sets per Month
Port:
Shanghai
Payment Terms:
Credit Card

Quick Details View All >

Place of Origin:
Hunan, China
Brand Name:
Tianhe
Model Number:
Symmetrix overburden casing system 90-815
Type:
Other, Concentric casing system
Material:
Other, carbide, Carbide
Use:
Other, rock formation

Changsha Tianhe Drilling Tools And Machinery Co., Ltd.

Business Type: Manufacturer,Trading Company
Changsha Hunan China
Main Products: DTH Hammer ,DTH Bits ,Casing Systems ,Rock Drilling Accessories ,Drill Rods

Product Details

Specifications

Applied to the drilling where rock formation is overburden and need casing tube to support
Certificate: ISO9001:2008, SONCAP

Application Range

It is recommended to drill in rock formation where contains some ovals and fractures.

Design Principles

 Make the casing follow easy and the equipment and operation simple 

Outstanding Advantages

The stable and reliable working performance and the less vibration of drill rig and flexible to open and close.

Order Guide:  A+B+C+D+G

Specifications

B

C

D

E

F

G

 Outer Dia. of 

Casing Tube

Inner Dia. of 

Casing Tube

Reamed Dia.

 Min. Inner Dia. of 

Casing Shoe

 Hammer Type

 Drill Pipes

Max. Outer Dia. of 

Normal Bit

mm

mm

mm

mm

 

mm

mm

108

93-99

118

86

TH79

76

77

114

101-103

127

91

TH79

76

82

127

114-116

136

101

TH79

76

92

140

124-127

152

117

TH98

76

105

146

127-132

154

117

TH98

76

105

168

149-155

184

140

TH122

76,89

125

178

159-165

194

150

TH122

76,89

140

193

173-180

206

164

TH139

89,114

150

219

199-206

234

184

TH139,TH180

89,114

165

244

224-231

260

210

TH180,TH220

114

190

273

251-257

305

240

TH180,TH220

114,127

220

323

301-310

348

284

TH180,TH220

127

255

406

382-388

440

364

TH220,TH275

140

340

457

433-439

488

413

TH275

140

385

508

484-490

538

464

TH275

140

440

558

534-540

590

514

TH275,TH398

140

485

610

586-592

642

566

TH275,TH398

168

540

660

636-642

694

615

TH398

168

590

711

687-693

745

665

TH398

168

640

762

738-744

798

716

TH600

168

685

863

839-845

900

815

TH600

168

785

 

 

 

 

 

Concentric overburden ring drill bit

 

 

Concentric overburden ring drill bit

Contact Supplier

Ms. Spring Huang Trade Manager Chat Now
Telephone
86-731-85853281,13077324210
Mobile
13077324210
Fax
86-731-85853289
Address
Lianfeng Country, Hanpu Town, Yuelu Section Changsha,Hunan

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