KAT DRILLING
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Drifting and tunnelling tools include rods, shank adapters, couplings and bits. We provide 7 main thread types to suit various drilling requirements.
| Type | Gauge Carbide | Front Carbide | Dimensions D | Flushing Hole | ||||
|---|---|---|---|---|---|---|---|---|
| No. | mm | No. | mm | mm | inch | Front | Side | |
| R22/SR22 | 5 | 7 | 2 | 7 | 32 | 1 1/4" | 1 | 1 |
| R22/SR22 | 5 | 8 | 2 | 7 | 34 | 1 11/32" | 1 | 1 |
| R22/SR22 | 5 | 8 | 2 | 7 | 35 | 1 3/8" | 1 | 1 |
| R22/SR22 | 5 | 9 | 2 | 7 | 38 | 1 1/2" | 1 | 1 |
| R22/SR22 | 5 | 10 | 2 | 9 | 45 | 1 3/4" | 1 | 1 |
| Type | Gauge Carbide | Front Carbide | Dimensions D | Flushing Hole | ||||
|---|---|---|---|---|---|---|---|---|
| No. | mm | No. | mm | mm | inch | Front | Side | |
| R25/SR25 | 5 | 7 | 2 | 7 | 32 | 1 1/4" | 1 | 1 |
| R25/SR25 | 5 | 9 | 2 | 7 | 38 | 1 1/2" | 1 | 1 |
| R25/SR25 | 5 | 11 | 2 | 10 | 51 | 2" | 1 | 1 |
| R25/SR25 | 6 | 10 | 3 | 10 | 60 | 2 3/8" | 3 | 1 |
