Multi-String Cutter
Introduction:
Multi-string Cutter is built to withstand extreme shock encountered while cutting multiple strings of un-centralized conductor pipes. The unique construction of this tool enables the rugged cutter arms to expand outward up to 5 times the diameter of the tool body. The cuttercan achieve maximum stability under all types of adverse cutting conditions, including hard spots, eccentricity, interrupted cuts, etc.
For example, a 13 3/8” casing cutter, the diameter is only 11 3/4”. However it can handle and cut a wide range of pipes with varying weights up to a 60” diameter.
Features and Benefits:
●Cuts multiple strings smoothly, even when the strings are not concentric;
●Support maximum expansion of blades, up to 5 times body diameter;
●Rugged 3-bladed construction provides fast cut at high speed;
●Cutter arms can be changed on rig floor.
When ordering please specify:
●Casing size or range to be cut;
●Top connection;
●Body OD.
Available model:
GD127 GD140 GD178 GD210 GD298
Multi-String Cutter technical data:
| No. | Model | Body O.D (in) | Connection | Casing Range | Optional knives |
| 1 | GD127 | 4" | 2-7/8 REG | 5"-9 5/8" | 5" |
| 2 | GD127 | 4" | 2-7/8 REG | 5"-9 5/8" | 5"-7" |
| 3 | GD127 | 4" | 2-7/8 REG | 5"-9 5/8" | 5"-9 5/8" |
| 4 | GD140 | 4 3/8" | 3-1/2 REG | 5 1/2"-9 5/8" | 5 1/2" |
| 5 | GD140 | 4 3/8" | 3-1/2 REG | 5 1/2"-9 5/8" | 5 1/2"-7" |
| 6 | GD140 | 4 3/8" | 3-1/2 REG | 5 1/2"-9 5/8" | 5 1/2"-9 5/8" |
| 7 | GD178 | 5 3/4" | NC38 | 7"-16" | 7" |
| 8 | GD178 | 5 3/4" | NC38 | 7"-16" | 7 5/8"-8 5/8" |
| 9 | GD178 | 5 3/4" | NC38 | 7"-16" | 8 5/8"-11 3/4" |
| 10 | GD178 | 5 3/4" | NC38 | 7"-16" | 11 3/4"-16" |
| 11 | GD210 | 8 1/4" | 6 5/8 REG | 9 5/8"-30" | 9 5/8" |
| 12 | GD210 | 8 1/4" | 6 5/8 REG | 9 5/8"-30" | 10 3/4"-13 3/8" |
| 13 | GD210 | 8 1/4" | 6 5/8 REG | 9 5/8"-30" | 10 3/4"-16" |
| 14 | GD210 | 8 1/4" | 6 5/8 REG | 9 5/8"-30" | 13 3/8"-20" |
| 15 | GD210 | 8 1/4" | 6 5/8 REG | 9 5/8"-30" | 20"-30" |
| 16 | GD298 | 11 3/4" | 6 5/8 REG | 13 3/8"-60" | 13 3/8"-16" |
| 17 | GD298 | 11 3/4" | 6 5/8 REG | 13 3/8"-60" | 13 3/8"-20" |
| 18 | GD298 | 11 3/4" | 6 5/8 REG | 13 3/8"-60" | 13 3/8"-30" |
| 19 | GD298 | 11 3/4" | 6 5/8 REG | 13 3/8"-60" | 20"-30" |
| 20 | GD298 | 11 3/4" | 6 5/8 REG | 13 3/8"-60" | 20"-36" |
| 21 | GD298 | 11 3/4" | 6 5/8 REG | 13 3/8"-60" | 30"-60" |
