ROC DRILL vous propose une large stock de Trilame, Claw Bit et PDC.
Pouce | mm | PIN type | Pouce | mm | PIN type |
3¼ to 3⅞ | 82.5 to 98 | 2⅜ API Reg. | 5¾ to 6 | 146 to 152 | 3½ API Reg. |
4 to 4⅞ | 101 to 122 | 2⅜ API Reg. | 6 to 6¾ | 152 to 171 | 3½ API Reg. |
5 to 5⅞ | 127 to 14 | 2⅜ API Reg. | 7 to 7⅞ | 178 to 200 | 3½ API Reg. |
6 to 6¾ | 152 to 171 | 2⅜ API Reg. | 8 to 8¾ | 203 to 222 | 3½ API Reg. |
14 ¾ to 17½ | 375 to 445 | 3½ API Reg. |