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Overburden Casing Driling System For Water Well Drilling

Overburden Casing Driling System For Water Well Drilling

Overburden rotary wing casing driling system At clockwise condition, rotary wing bit expanded to bring the casing pipe into hole. After drilling, rotary wing bit closed anticlockwise and then be lift up by the drilling machines. This kind of overburden rotary wing drilling bit is especially...
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Overburden rotary wing casing driling system

At clockwise condition, rotary wing bit expanded to bring the casing pipe into hole. After drilling, rotary wing bit closed anticlockwise and then be lift up by the drilling machines. This kind of overburden rotary wing drilling bit is especially suitable for diameter 114-273mm.


Overburden casing drilling bit.jpg


Model

Hole dia (mm)

Weight (KG)

Closed dia.(mm)

Pilot dia.(mm)

Length (mm)

Case diaOD*ID

Spline

MK-MRE90

125

16

90

100

360

114*102

MACH33,DHD3.5

MK-MRE115

155

30

115

125

510

139*127

DHD340,SD4.QL4

MK-MRE140

188

52

140

151

570

168*153

DHD350,SD5,QL5

MK-MRE165

215

95

166

178

690

194*181

DHD360,SD6,QL6

MK-MRE190

238

108

190

203

690

219*206

DHD360,SD6,QL6

MK-MRE215

276

140

215

236

720

254*240

DHD380,SD8,QL8

MK-MRE235

293

160

236

251

730

273*254

DHD380,SD8,QL8

MK-MRE240

293

168

241

256

730

273*260

DHD380,SD8,QL8

How to order:

Casing Tube OD & ID + Reamer Bit Diameter + Minimal Casing Shoe ID + Hammer Shank Style


Hot Tags: overburden casing driling system for water well drilling, China, manufacturers, price, in mining, made in China
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