Interlocking Kelly Bar
| Number | Outer Diameter(mm) | Elements | Max Drilling Depth(m) | Retracted Length(m) |
| 1 | 254 | 2 or 3 | 10 to 30 | 6.45 to 11.45 |
| 2 | 292 | 2 or 3 | 15 to 42 | 9.35 to 18.20 |
| 3 | 298 | 3 | 15 to 33 | 7.35 to 13.35 |
| 4 | 305 | 3 or 4 | 12 to 36 | 5.75 to 10.50 |
| 5 | 325 | 3 or 4 | 15 to 38 | 6.00 to 10.00 |
| 6 | 343 | 3 or 4 | 15 to 48 | 7.30 to 14.15 |
| 7 | 355 | 4 | 18 to 43 | 6.00 to 13.00 |
| 8 | 368 | 3 or 4 | 18 to 52 | 8.40 to 15.40 |
| 9 | 377 | 4 | 40 to 48 | 11.00 to 15.00 |
| 10 | 394 | 3 or 4 | 21 to 64 | 9.70 to 18.70 |
| 11 | 406 | 4 | 29 to 62 | 8.50 to 16.50 |
| 12 | 419 | 3 or 4 | 24 to 68 | 10.70 to 19.70 |
| 13 | 440 | 2 or 4 | 18 to 65 | 13.00 to 15.00 |
| 14 | 470 | 3 or 4 | 24 to 64 | 10.70 to 19.25 |
| 15 | 483 | 4 | 31 to 67 | 10.50 to 16.50 |
| 16 | 508 | 4 | 25 to 53 | 7.50 to 14.50 |
| 17 | 530 | 4 or 5 | 32 to 94 | 9.00 to 20.00 |
| 18 | 559 | 3 or 4 | 30 to 72 | 13.75 to 21.75 |
TYSIM is the sole agent to supply first-class kelly bars which can be matched with drilling rigs of Bauer, CMV, Soilmec, Casagrande, MAIT, IMT, etc.
