Popular models | |
size | IADC CODE |
4 1/2’’(114.3mm) | 115 117 127 217 417 437 517 537 637 |
4 3/4’’(120.7mm) | 115 117 127 217 417 437 517 537 637 |
5 7/8’’(149mm) | 115 117 127 217 417 437 517 537 637 |
6’’(152mm) | 115 117 127 217 417 437 517 537 637 737 |
6 1/2’’(165mm) | 115 117 127 217 417 437 517 537 617 627 637 737 |
7 1/2’’(190mm) | 115 117 127 217 417 437 517 537 617 627 637 737 |
7 7/8’’(200mm) | 115 117 127 217 417 437 517 537 617 627 637 737 837 |
8 1/2’’(215.9mm) | 115 117 127 217 417 437 517 537 617 627 637 737 837 |
8 3/4’’(222.3mm) | 115 117 127 217 417 437 517 537 617 627 637 737 837 |
9 5/8’’(244.5mm) | 115 117 127 217 417 437 517 537 617 627 637 737 837 |
9 7/8’’(250.8mm) | 115 117 127 137 217 417 437 517 537 617 627 637 737 837 |
11 5/8’’(295.3mm) | 115 117 127 217 417 437 517 537 617 627 637 737 837 |
12 1/4’’(311.1mm) | 115 117 127 217 417 437 517 537 617 627 637 737 837 |
14 3/4’’(374.7mm) | 115 117 127 217 417 437 517 537 617 627 637 737 837 |
15 1/2’’(393.7mm) | 115 117 127 217 417 437 517 537 617 627 637 737 837 |
17 1/2’’(444.5mm) | 115 117 127 217 237 417 437 517 537 617 637 |
20’’(508mm) | 115 117 127 217 237 437 517 537 637 |
22’’(558.8mm) | 115 117 127 217 437 517 537 637 |
24’’(509.6mm) | 115 117 127 217 437 517 537 |
What we provide:
Tricone bits TCI & stell tooth 3 7/8’’~32’’;
Hole opener 200mm~1800mm;
Single roller cone bit
PDC Bit 3~9 baldes 4 1/8’’~17 1/2’’;
Drag bits, blade drag bit,pdc drag bit,chervon drag bit.
Drilling tools, collars, adaptor sub,stabilizar