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Overburden Systems We are manufacturing and exporting a wide array of overburden systems, which are widely used in construction industry for drilling purposes. Overburden systems are precisely engineered by our professionals using advanced technologies, which confirms the international quality standards of these procuts. Technical Specifications
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Model
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Pilot dia (mm)
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Reamed dia(mm)
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Casing OD/ID(mm)
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Guide device shank
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Deepex90
|
90
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123
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115/102
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DHD3.5
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Deepex115
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115
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152
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142/128
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DHD340,SD4,PANTHER
|
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Deepex140
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140
|
181
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171/157
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DHD350,SD5
|
|
Deeepex165
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165
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209
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196/183
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DHD360,SD6
|
|
Deepex190
|
190
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237
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222/205
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DHD360,SD6
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|
Deepex240
|
240
|
306
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237/260
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DHD380,SD8
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