it is a very popular tool, this tool can equip with three structure rollers and be suitable for hard formation in reaming operation.
Type T is machined with hardfaced sharp teeth for soft formation.
Type F is hardfaced flat teeth with anti-abrasive welding rod on its surface for medium hard formation.
Type B is with pressed-in tungsten carbide buttons, for hard formation.
Type | Max OD (in) | ID (mm) | OD of Fishing neck (mm) | Roller O.D. (mm) | Roller Length (mm) | Length(mm) | Connection | ||
String | Near bit | String | Near bit | ||||||
WG149 | 5 7/8'' | 47 | 121 | 41 | 200 | 1500 | 1400 | NC38 | NC38× 3 1/2REG |
WG152 | 6'' | 47 | 121 | 41 | 200 | 1500 | 1400 | NC38 | NC38× 3 1/2REG |
WG155 | 6 1/8'' | 47 | 121 | 41 | 200 | 1500 | 1400 | NC38 | NC38× 3 1/2REG |
WG212 | 8 3/8'' | 47 | 159 | 60.3 | 200 | 1600 | 1400 | NC38 | NC46× 4 1/2REG |
WG215 | 8 1/2'' | 47 | 159 | 60.3 | 200 | 1600 | 1400 | NC38 | NC46× 4 1/2REG |
WG311 | 12 1/4'' | 71 | 203 | 100 | 300 | 1900 | 1700 | 6 5/8 REG | 6 5/8 REG |
WG406 | 16'' | 76 | 229 | 140 | 350 | 2200 | 2000 | 7 5/8 REG | 7 5/8 REG |
WG432 | 17'' | 76 | 229 | 140 | 350 | 2200 | 2000 | 7 5/8 REG | 7 5/8 REG |
WG444 | 17 1/2'' | 76 | 229 | 140 | 350 | 2200 | 2000 | 7 5/8 REG | 7 5/8 REG |
WG559 | 22'' | 76 | 241 | 152 | 380 | 2350 | 2200 | 7 5/8 REG | 7 5/8 REG |
WG666 | 26'' | 76 | 241 | 178 | 400 | 2350 | 2200 | 7 5/8 REG | 7 5/8 REG |
WG711 | 28'' | 76 | 241 | 178 | 400 | 2350 | 2200 | 7 5/8 REG | 7 5/8REG |
WG914 | 36'' | 76 | 241 | 178 | 400 | 2350 | 2200 | 7 5/8 REG | 7 5/8 REG |
