Ko te rawhi haumaru momo MP he taputapu tino nui hei pupuri i nga kara drill, paipa hono me nga paipa pakihiwi iti. Ma te whakanui noa, te whakaheke ranei i te hononga mekameka, ka taea te tono momo aho paipa. Ko nga hua ka hangaia, ka hangaia kia rite ki nga whakaritenga API Spec 7K.
| Tauira | Te diameter paipa e tika ana(in) | Te maha o nga hononga |
| MP-S | 27/8-41/8 | 7 |
| 4-5 | 8 | |
| MP-R | 41/2-55/8 | 7 |
| 51/2-7 | 8 | |
| 63/4-81/4 | 9 | |
| 8-91/4 | 10 | |
| 91/4-101/2 | 11 | |
| MP-M | 101/2-111/2 | 12 |
| 111/2-121/2 | 13 | |
| 121/2-135/8 | 14 | |
| 135/8-143/4 | 15 | |
| 143/4-157/8 | 16 | |
| MP-L | 157/8-17 | 17 |
| 17-181/2 | 18 | |
| 181/8-193/8 | 19 | |
| MP-XL | 193/8-203/8 | 19 |
| 203/8-211/2 | 20 | |
| 21-225/8 | 21 | |
| 225/8-223/4 | 22 | |
| 233/4-247/8 | 23 | |
| 247/8-26 | 24 | |
| 26-271/8 | 25 | |
| 293/8-301/2 | 28 |