Carbide Drill Bit (Tungsten Carbide Drill Bit) is a high-performance drilling tool made primarily from tungsten carbide (WC) using powder metallurgy technology.
Materials for Machining: Hardened steel (HRC 50+), high-temperature alloys, high manganese steel.
Coatings: TiN coating, TiAlN coating, diamond coating.

| Carbide Drill Bit for HRC 45 Materials | Carbide Drill Bit for HRC 45 Materials | ||||||
| Specification | Cutting Diameter (D) | Shank Diameter (d) | Overall Length (L) | Specification | Cutting Diameter (D) | Shank Diameter (d) | Overall Length (L) |
| φ3 | 3 | 3 | 50 | φ12 | 12 | 12 | 75 |
| φ4 | 4 | 4 | 50 | φ13*100 | 13 | 13 | 75 |
| φ5 | 5 | 5 | 50 | φ14*75 | 14 | 14 | 100 |
| φ6 | 6 | 6 | 50 | φ15*100 | 15 | 15 | 75 |
| φ7 | 7 | 7 | 50 | φ16*100 | 16 | 16 | 100 |
| φ8 | 8 | 8 | 60 | φ17*100 | 17 | 17 | 100 |
| φ9 | 9 | 9 | 60 | φ18*100 | 18 | 18 | 100 |
| φ10 | 10 | 10 | 75 | φ19*100 | 19 | 19 | 100 |
| φ11 | 11 | 11 | 75 | φ20*100 | 20 | 20 | 100 |

| Carbide Drill Bit for HRC 55 Materials | Carbide Drill Bit for HRC 55 Materials | ||||||
| Specification | Cutting Diameter (D) | Shank Diameter (d) | Overall Length (L) | Specification | Cutting Diameter (D) | Shank Diameter (d) | Overall Length (L) |
| φ3 | 3 | 3 | 50 | φ12 | 12 | 12 | 75 |
| φ4 | 4 | 4 | 50 | φ13*100 | 13 | 13 | 75 |
| φ5 | 5 | 5 | 50 | φ14*75 | 14 | 14 | 100 |
| φ6 | 6 | 6 | 50 | φ15*100 | 15 | 15 | 75 |
| φ7 | 7 | 7 | 50 | φ16*100 | 16 | 16 | 100 |
| φ8 | 8 | 8 | 60 | φ17*100 | 17 | 17 | 100 |
| φ9 | 9 | 9 | 60 | φ18*100 | 18 | 18 | 100 |
| φ10 | 10 | 10 | 75 | φ19*100 | 19 | 19 | 100 |
| φ11 | 11 | 11 | 75 | φ20*100 | 20 | 20 | 100 |

| Carbide Drill Bit for HRC 60 Materials | Carbide Drill Bit for HRC 60 Materials | ||||||
| Specification | Cutting Diameter (D) | Shank Diameter (d) | Overall Length (L) | Specification | Cutting Diameter (D) | Shank Diameter (d) | Overall Length (L) |
| φ3 | 3 | 3 | 50 | φ12 | 12 | 12 | 75 |
| φ4 | 4 | 4 | 50 | φ13*100 | 13 | 13 | 75 |
| φ5 | 5 | 5 | 50 | φ14*75 | 14 | 14 | 100 |
| φ6 | 6 | 6 | 50 | φ15*100 | 15 | 15 | 75 |
| φ7 | 7 | 7 | 50 | φ16*100 | 16 | 16 | 100 |
| φ8 | 8 | 8 | 60 | φ17*100 | 17 | 17 | 100 |
| φ9 | 9 | 9 | 60 | φ18*100 | 18 | 18 | 100 |
| φ10 | 10 | 10 | 75 | φ19*100 | 19 | 19 | 100 |
| φ11 | 11 | 11 | 75 | φ20*100 | 20 | 20 | 100 |