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| Customization: | Available |
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| Customized: | Customized |
| Standard: | DIN |
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Suitable for Drilling hardened steel
Large core thickness, small helix angle, high rigidity, and strength
X-shaped Drills tip, excellent self-centering capability
Radius Drills point, contributes to excellent hole-wall quality
Solid Carbide Drill Bits for Hardened Steel Specifications
The GEM-D998-Y3N series of carbide twist drills ranges in size from 4mm to 16mm and is suitable for drilling with external cooling. With a maximum drilling depth of 3D, this series of drills meets medium-depth drilling requirements. Users can choose this model for efficient drilling of hardened steel and other high-hardness materials.
| Drills Series | Dimension Range | Coolant Type | Drilling Depth L/D |
| GEM-D998-Y3N | 4~16mm | External Coolant | 3D |