| Drill Collar | 2 7/8″ | φ73 | φ31.8 | 2 3/8PAC |
| Drill Collar | 3 1/8″ | φ79 | φ31.8 | NC23 |
| Drill Collar | 3 1/2″ | φ88.9 | φ38.1 | NC26 |
| Drill Collar | 4 1/8″ | φ105 | φ51 | NC31 |
| Drill Collar | 4 1/4″ | φ108 | φ51 | NC31 |
| Drill Collar | 4 3/4″ | φ121 | φ51 | NC35 |
| Drill Collar | 5″ | φ127 | φ57 | NC38 |
| Drill Collar | 5 3/4″ | φ146 | φ57 | NC44 |
| Drill Collar | 6″ | φ152 | φ57; φ71.4 | NC44 |
| Drill Collar | 6 1/4″ | φ159 | φ57; φ71.4 | NC46 |
| Drill Collar | 6 1/2 ″ | φ165 | φ57; φ71.4 | NC46 |
| Drill Collar | 6 3/4″ | φ171 | φ57; φ71.4 | NC46; NC50 |
| Drill Collar | 7″ | φ178 | φ57; φ71.4 | NC50 |
| Drill Collar | 7 1/4″ | φ184 | φ71.4 | NC50 |
| Drill Collar | 7 3/4″ | φ197 | φ71.4 | NC56 |
| Drill Collar | 8″ | φ203 | φ71.4 | NC56 6 5/8Reg |
| Drill Collar | 8 1/8″ | φ206 | φ71.4 | NC56 |
| Drill Collar | 8 1/4″ | φ210 | φ71.4 | 6 5/8 REG |
| Drill Collar | 8 1/2″ | φ216 | φ71.4 | 6 5/8 REG |
| Drill Collar | 9″ | φ229 | φ71.4 φ76.2 | NC61 7 5/8Reg |
| Drill Collar | 9 1/2″ | φ241 | φ76.2 | 7 5/8 REG |
| Drill Collar | 9 3/4″ | φ248 | φ76.2 | NC70 |
| Drill Collar | 10″ | φ254 | φ76.2 | NC70 |
| Drill Collar | 11″ | φ279 | φ76.2 | 8 5/8 REG |
Drill Collar
Posted in InventoryList.