KAT DRILLING
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Our drifting and tunnelling tools are engineered for high performance and include a comprehensive range of rods, shank adapters, couplings, and bits. We support seven primary thread types to ensure compatibility with various drilling systems: R22, R25, R28, SR28, R32, SR35, and R35.
With diameters ranging from 38mm to 127mm, these tools are ideal for use with button bits, cross bits, and reaming products in professional drilling operations.
| Carbide Dimensions | Body Dimensions (D) | Flushing Hole | |||||
|---|---|---|---|---|---|---|---|
| Gauge | Front | mm | inch | Front | Side | ||
| [No.] | [mm] | [No.] | [mm] | [mm] | [in] | Qty | Qty |
| 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 |
| 6 | 12.7 | 5 | 11 | 70 | 2 3/4" | 1 | 2 |
| 6 | 12.7 | 5 | 11 | 76 | 3" | 1 | 2 |
| 8 | 10 | 4 | 10 | 64 | 2 1/2" | 2 | 0 |
| 8 | 10 | 4 | 10 | 70 | 2 3/4" | 2 | 0 |
| 8 | 11 | 6 | 11 | 76 | 3" | 2 | 0 |
| 8 | 12.7 | 6 | 12.7 | 89 | 3 1/2" | 2 | 0 |
| 8 | 14 | 6 | 14 | 102 | 4" | 2 | 0 |
| 8 | 16 | 6 | 14 | 115 | 4 1/2" | 2 | 0 |
| 9 | 11 | 8 | 10 | 89 | 3 1/2" | 3 | 1 |
| Drop Center Specifications | |||||||
| 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 |
| 6 | 14 | 3/2 | 12.7/9.5 | 89 | 3 1/2" | 3 | 0 |
| 8 | 11 | 4/1 | 10/10 | 76 | 3" | 4 | 0 |
| 8 | 11 | 4/2 | 11/9.5 | 89 | 3 1/2" | 4 | 0 |
