• Well Grouting Hole Drilling DTH and Top Hammer Double Casing Tool with Crown and Inner Opener Bit
  • Well Grouting Hole Drilling DTH and Top Hammer Double Casing Tool with Crown and Inner Opener Bit
  • Well Grouting Hole Drilling DTH and Top Hammer Double Casing Tool with Crown and Inner Opener Bit
  • Well Grouting Hole Drilling DTH and Top Hammer Double Casing Tool with Crown and Inner Opener Bit
  • Well Grouting Hole Drilling DTH and Top Hammer Double Casing Tool with Crown and Inner Opener Bit
  • Well Grouting Hole Drilling DTH and Top Hammer Double Casing Tool with Crown and Inner Opener Bit

Well Grouting Hole Drilling DTH and Top Hammer Double Casing Tool with Crown and Inner Opener Bit

Certification: ISO 9001:2000
Standard: GB, GOST
Surface Treatment: Spray-Paint
Manufacturing Process: Casting
Material: Alloy Steel
Reamed Diameter: 125-225mm
Customization:

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Basic Info.

Model NO.
R56, R78, R83, R102
Condition
100% New
Delivery
20-30days
MOQ
1PCS
Color
on Request
After Sale Service
Yes
OEM/ODM
Yes
Transport Package
Carton
Specification
118-216mm
Trademark
SANSUNG
Origin
China
HS Code
82071300
Production Capacity
30000 PCS/Year

Product Description

Well Grouting Hole Drilling DTH and Top Hammer Double Casing Tool with Crown and Inner Opener Bit

We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, top hammer button bits, coupling, cross bits, drill rods located in Xiamen, Fujian, China.
 

DTH and Top Hammer type Double casing drilling tools

Well Grouting Hole Drilling DTH and Top Hammer Double Casing Tool with Crown and Inner Opener Bit

Applicationrange

Suitable for geothermal drill for grouting, sampling, water well drill, foundation drill etc.

Workingprinciples

Double head rotary percussive casing system utilizes a rotary head to drive the outer casing equipped with a tungsten carbide crown and a hydraulic drifter (top hammer) to drive the inner drill string equipped with a percussive drill bit. This is an excellent method for drilling straight holes in varying ground conditions. The water and compressed air can be both provided as power.
 

Outer Dia.
 (mm)

Reamed Dia
 (mm)

Inner Dia
 (mm)

Thread Size
 (mm)

Drill Rod Dia
 (mm)

Drill Bit Dia
 (mm)

Thread

118

125

88

104.5

76

83

R56

133

140

108

122

76

102

R56

146

152

120

134

89

116

R78

168

172

133

146.5

114

128

R83

216

225

178

203

114

165

R102


Quality warranty
Our products are made of high quality steel and all spares parts are inspected strictly before shipping.

Production time
within 15-25 days after receiving the advance payment or full payment

Transportation
according to your requests.

Package
The material of packing is ply-wooden cases and pallet to avoid the damage in transportation.

Double Casing Drilling Tools (For TOP HAMMER)

Well Grouting Hole Drilling DTH and Top Hammer Double Casing Tool with Crown and Inner Opener Bit

Double Casing Drilling Tools (For DTH HAMMER )

Well Grouting Hole Drilling DTH and Top Hammer Double Casing Tool with Crown and Inner Opener Bit
Well Grouting Hole Drilling DTH and Top Hammer Double Casing Tool with Crown and Inner Opener Bit
Well Grouting Hole Drilling DTH and Top Hammer Double Casing Tool with Crown and Inner Opener Bit

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