KAT DRILLING
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Bench and production drilling tools include rods, shank adapters, couplings and bits. We offer 9 primary threads: R3212, R32, HL38, T38, T45, T51, T60, ST58 and ST68. These components are designed for seamless use with button bits, cross bits, and reaming products.
| Button bit-T38 Thread | Carbide Dimension | Dimensions D | Flushing hole | |||||
|---|---|---|---|---|---|---|---|---|
| Gauge | Front | |||||||
| [No.] | [mm] | [No.] | [mm] | [mm] | [in] | Front | Side | |
| Standard | 6 | 10 | 3 | 10 | 57 | 2 1/4" | 3 | 1 |
| Standard | 6 | 11 | 3 | 11 | 64 | 2 1/2" | 3 | 1 |
| Standard | 6 | 11 | 3 | 9.5 | 57 | 2 1/4" | 1 | 2 |
| Standard | 6 | 12.7 | 3 | 11 | 64 | 2 1/2" | 1 | 2 |
| Standard | 6 | 12.7 | 3 | 12.7 | 76 | 3" | 3 | 1 |
| Standard | 6 | 14 | 4 | 14 | 89 | 3 1/2" | 3 | 0 |
| Standard | 8 | 11 | 6 | 11 | 76 | 3" | 2 | 0 |
| Standard | 8 | 12.7 | 6 | 12.7 | 89 | 3 1/2" | 2 | 0 |
| Drop Center | 6 | 10 | 3/1 | 10/9 | 64 | 2 1/2" | 3 | 0 |
| Drop Center | 6 | 11 | 3/1 | 11/9.5 | 70 | 2 3/4" | 3 | 0 |
| Drop Center | 8 | 14 | 4/3 | 12.7/11 | 102 | 4" | 4 | 0 |
