KAT DRILLING
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Our drifting and tunnelling tools include high-quality rods, shank adapters, couplings, and bits. We provide a wide range of thread types to meet various drilling requirements, including R22, R25, R28, SR28, R32, SR35, and R35.
Key Specifications:
| Carbide Dimension | Dimensions D | Flushing Hole | |||||
|---|---|---|---|---|---|---|---|
| Gauge | Front | mm | inch | Front | Side | ||
| 6 | 10 | 3 | 10 | 57 | 2 1/4" | 3 | 1 |
| 6 | 11 | 3 | 11 | 64 | 2 1/2" | 3 | 1 |
| 6 | 11 | 3 | 9.5 | 57 | 2 1/4" | 1 | 2 |
| 6 | 12.7 | 3 | 11 | 64 | 2 1/2" | 1 | 2 |
| 6 | 12.7 | 3 | 12.7 | 76 | 3" | 3 | 1 |
| 6 | 14 | 4 | 14 | 89 | 3 1/2" | 3 | 0 |
| Drop Center | |||||||
| 6 | 10 | 3/1 | 10/9 | 64 | 2 1/2" | 3 | 0 |
| 6 | 11 | 3/1 | 11/9.5 | 70 | 2 3/4" | 3 | 0 |
| 6 | 12.7 | 3/1 | 11/9.5 | 76 | 3" | 3 | 0 |
| Flat Face / Retrac | |||||||
| 6 | 11 | 3 | 9.5 | 57 | 2 1/4" | 1 | - |
