3D Tungsten Steel Internal Cooling Drill Bit – High Performance CNC Drilling Tool
Bullet Points
1. Premium Tungsten Carbide Material ：High‑grade solid carbide substrate ensures superior hardness, durability, and consistent performance under high‑speed machining conditions.
2. Advanced Internal Cooling Design：Optimized coolant channel system directly lubricates the cutting edge, dissipates heat instantly, removes chips smoothly, prevents material adhesion, and greatly extends tool life.
3. Precision Drill Point Geometry：Optimized drill tip enhances positioning accuracy, eliminates center drilling, reduces machining cycles, and improves productivity.
4. Customizable High‑Performance Coatings ：Available TiAlN, AlCrN coatings provide excellent heat resistance and low friction. We offer tailored coating solutions based on your workpiece hardness for maximum efficiency.
5. Strict Quality Control：Every drill passes online testing, technical sampling, and full inspection with ZOLLER measurement equipment to guarantee dimensional accuracy and stability.
Applications
Aerospace: Drilling high‑strength alloys, titanium components for aircraft engines
Automotive: Precision holes in transmission, brake parts, engine blocks
Mold & Die: Clean, accurate holes in hardened steel molds
General Machinery: Metal processing for auto parts, hydraulic components, equipment manufacturing
Hot Q&A
Q1: How does internal cooling improve performance?
A: Internal coolant channels cool and lubricate the cutting edge directly, reduce heat buildup, prevent built‑up edge, improve hole quality, and extend tool life significantly.
Q2: Are these drills compatible with CNC machines?
A: Yes, designed for CNC machining centers and automatic drilling equipment, stable in high‑speed, high‑precision conditions.
Q3: What coatings do you offer?
A: TiAlN and AlCrN coatings for high heat resistance, reduced friction, better surface finish and longer life. We can customize based on your material and hardness.
Q4: Can you provide custom drills?
A: Yes, we accept OEM/ODM for non‑standard drills, special diameters, lengths, point angles, and coatings.
