HRC65 8D Internal Coolant Solid Carbide Drill | 5.0–6.9mm
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BEYOND HRC65 8D Internal Coolant Solid Carbide Drill (5.0–6.9mm)
BEYOND HRC65 8D Solid Carbide Drills are professional-grade tools designed for deep hole drilling up to 8×D with internal coolant channels for efficient chip removal and stable cutting at high speeds. Manufactured with an ultra-fine carbide substrate and advanced nano-coating, these drills offer exceptional hardness, wear resistance, and heat stability — ideal for high-precision CNC applications on hardened steel, alloy steel, stainless steel, and mold steel.
Product Features
- Internal Coolant Design – Enhances chip evacuation and cooling, reducing breakage in deep holes.
- HRC65 nano-coating – Superior hardness, oxidation resistance, and long lifespan.
- 8D flute length – Designed for deep hole drilling up to 8×D depth.
- Ultra-precise ground finish – Ensures dimensional accuracy and excellent surface finish.
- Straight shank type – Compatible with CNC machining centers and precision drilling setups.
Applications
Suitable for high-precision deep hole machining of:
- Hardened steel (up to HRC65)
- Alloy steel, mold steel, and tool steel
- Stainless steel and cast iron
- Titanium alloy and nickel alloy
Available Sizes (5.0–6.9mm)
| Model | Flute Length (mm) | Total Length (mm) | Shank Diameter (mm) |
|---|---|---|---|
| D5.0 | 57 | 97 | 6 |
| D5.1 | 57 | 97 | 6 |
| D5.2 | 57 | 97 | 6 |
| D5.3 | 57 | 97 | 6 |
| D5.4 | 57 | 97 | 6 |
| D5.5 | 57 | 97 | 6 |
| D5.6 | 57 | 97 | 6 |
| D5.7 | 57 | 97 | 6 |
| D5.8 | 57 | 97 | 6 |
| D5.9 | 57 | 97 | 6 |
| D6.0 | 57 | 97 | 6 |
| D6.1 | 66 | 106 | 8 |
| D6.2 | 66 | 106 | 8 |
| D6.3 | 66 | 106 | 8 |
| D6.4 | 66 | 106 | 8 |
| D6.5 | 66 | 106 | 8 |
| D6.6 | 66 | 106 | 8 |
| D6.7 | 66 | 106 | 8 |
| D6.8 | 66 | 106 | 8 |
| D6.9 | 66 | 106 | 8 |
Advantages of BEYOND HRC65 8D Carbide Drills
- Excellent chip evacuation and hole quality during deep hole machining.
- High-speed performance with stable dimensional accuracy.
- Extended tool life with reduced tool change frequency.
- Ideal for automated CNC and mold machining applications.
Why Choose BEYOND
BEYOND specializes in advanced carbide cutting tools designed for industrial precision. Each HRC65 8D internal coolant drill is manufactured to deliver consistent results, higher cutting efficiency, and superior durability — trusted by professionals worldwide for deep hole drilling in the most demanding materials.
Keywords: HRC65 8D carbide drill, internal coolant drill 5.0–6.9mm, deep hole solid carbide drill, 8xd coolant-through carbide drill, CNC carbide drill bit for hardened steel, BEYOND carbide drills
| SIZE |
5*57*97*d6, 5.1*57*97*d6, 5.2*57*97*d6, 5.3*57*97*d6, 5.4*57*97*d6, 5.5*57*97*d6, 5.6*57*97*d6, 5.7*57*97*d6, 5.8*57*97*d6, 5.9*57*97*d6, 6.0*57*97*d6, 6.1*66*106*d8, 6.2*66*106*d8, 6.3*66*106*d8, 6.4*66*106*d8, 6.5*66*106*d8, 6.6*66*106*d8, 6.7*66*106*d8, 6.8*66*106*d8, 6.9*66*106*d8 |
|---|