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Our drifting and tunnelling tools include high-quality rods, shank adapters, couplings, and bits. We offer a comprehensive range of components designed for heavy-duty drilling operations.
| Carbide Dimension | Dimensions D | Flushing Hole | |||||
|---|---|---|---|---|---|---|---|
| Gauge | Front | mm | inch | Front | Side | ||
| 6 | 14mm | 4 | 14mm | 89 | 3 1/2" | 3 | 0 |
| 8 | 12.7mm | 6 | 11mm | 82 | 3 1/4" | 2 | 1 |
| 8 | 12.7mm | 6 | 11mm | 85 | 3 3/8" | 2 | 1 |
| 8 | 12.7mm | 6 | 12.7mm | 89 | 3 1/2" | 2 | 0 |
| 8 | 14mm | 6 | 14mm | 102 | 4" | 2 | 0 |
| 8 | 16mm | 6 | 14mm | 115 | 4 1/2" | 2 | 0 |
| 8 | 16mm | 8 | 14mm | 127 | 5" | 2 | 0 |
| 9 | 14mm | 9 | 12.7mm | 115 | 4 1/2" | 3 | 1 |