Ibu oke ibu Bit
Ngwá ọrụ ODEX/Eccentric na-enyere gị aka ịkwanye ma tinye oghere miri emi n'otu oge n'ụdị ụdị ọ bụla, ọbụlagodi ndị nwere nnukwu nkume.
Usoro a dabere na pilot bit na eccentric reamer, nke ọnụ gwuru a oghere dịtụ ibu karịa mpụga dayameta nke casing tube.Nke a na-eme ka tube casing soro olulu ahụ gbadara oghere ahụ.
Mgbe ị na-eji ODEX, akụkụ nke ike mmetụta na-atụgharị na tube casing site na ubu na ngwaọrụ nduzi, nke na-emetụta akpụkpọ ụkwụ casing pụrụ iche na njedebe ala nke mkpuchi ahụ.
| Ụdị | Tube casing OD(mm) | NJ Tube casing(mm) | Ọkpụrụkpụ mgbidi casing (mm) | Nha ngwaọrụ ntuziaka kacha (mm) | Reamed Dia (mm) | Obere Dia(mm) akpụkpọ ụkwụ | Pilot bit D (mm) | Ụdị hama |
| ODEX85 | 108 | 94 | 7 | 92 | 117 | 86 | 85 | COP34/DHD3.5 |
| ODEX90 | 114 | 101 | 6.5 | 99 | 125 | 92 | 90 | COP34/DHD3.5 |
| ODEX98 | 127 | 109 | 9 | 107 | 138 | 100 | 98 | COP34/DHD3.5 |
| ODEX115 | 146 | 126 | 10 | 123.5 | 155 | 117 | 115 | COP44/DHD340/SD4/QL40 |
| ODEX140 | 168 | 148 | 10 | 146 | 180 | 138 | 136 | COP54/DHD350/SD5/QL50 |
| ODEX145 | 178 | 158 | 10 | 156 | 192 | 147 | 145 | COP54/DHD350/SD5/QL50 |
| ODEX152 | 183 | 163 | 10 | 161 | 196 | 153 | 151 | COP54/DHD350/SD5/QL50 COP64/DHD360/SD6/QL60 |
| ODEX165 | 194 | 174 | 10 | 172 | 206 | 162 | 160 | COP64/DHD360/SD6/QL60 |
| ODEX190 | 219 | 199 | 10 | 196 | 234 | 187 | 185 | COP64/DHD360/SD6/QL60 |
| ODEX208 | 245 | 225 | 10 | 222 | 263 | 210 | 208 | COP84/DHD380/SD8/QL80 |
| ODEX240 | 273 | 253 | 10 | 251 | 305 | 241 | 240 | COP84/DHD380/SD8/QL80 |
| ODEX280 | 325 | 300 | 12.5 | 298 | 350 | 282 | 280 | 112/DHD38 |
