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Q6 Tapered Button Bit (6 Teeth) - Balanced Rock Drilling Bit - Topking
Feature: Perfect Balance of Speed and Stability.
Button Configuration: 6 Premium Tungsten Carbide Tips.
Bit Diameter: 32mm - 45mm.
Taper Degree: 7°, 11°, 12°.
Application: General purpose drilling in granite and limestone.
- Technical Specifications
Q6 Tapered Button Bit (6 Teeth): The Balanced Specialist for Precision Drilling
The Q6 Tapered Button Bit features 6 tungsten carbide buttons hot-pressed onto the bit body. Compared to chisel bits or cross bits, button bits offer significantly higher drilling efficiency and longer service life.
Why choose Q6 (6 Teeth)? This configuration provides the best balance between drilling speed and hole straightness. It is more stable than 5-button bits and drills faster than 7-button bits in medium-hard rock. We offer Normal/Long Skirt options for various mining environments.
Main Applications
Mining projects with medium-hard rock formations (f=8-16).
Tunneling where hole deviation/straightness is critical.
Abrasive rock conditions requiring a balance of speed and wear resistance.
💡 Drill & Crack Solution
Step 1: Drill stable holes with Topking Q6 Bits.
Step 2: Use Topking Expansive Mortar (HSCA) for silent rock breaking.
Selection Guide: Q6 vs. Q5 vs. Q8
| Feature | Q6 (Balanced) | Q5 (Speed) | Q8 (Heavy) |
|---|---|---|---|
| Stability | High | Medium | Highest |
| Drilling Speed | Fast | Fastest | Standard |
| Hole Straightness | Excellent | Good | Excellent |
Product Specifications:
Button Configuration: 6 Buttons (Symmetrical Layout)
Bit Diameter: 32mm - 48mm (Customizable)
Taper Degree: 4°46’, 6°, 7°, 11°, 12°
Connection Shank: Hex 19mm, Hex 22mm, Hex 25mm
Technology: Hot-pressed carbide tips for maximum retention
TAPER DRILL BIT SIZES & CHARTS
Q6 Tapered Button Bit FAQs & Technical Support
Q1: Why choose the Q6 6-button design for drilling stability?
A: The symmetrical 6-button layout provides a balanced contact area during high-frequency impact. This prevents the bit from tilting or deviating in the hole, leading to superior hole straightness and significantly reducing the bending stress on your tapered drill rods.
Q2: Which pneumatic rock drills are best suited for Q6 bits?
A: Q6 bits are a versatile "all-rounder" but perform exceptionally well with high-torque air-leg drills like the YT27, YT28, and YT29A. They are engineered to handle the intense impact energy of these machines without suffering from carbide pop-outs.
Q3: How does the Q6 design protect my rock drill machine?
A: By providing a more uniform impact energy distribution, the Q6 bit minimizes the harmful rebound vibrations that travel back through the drill steel. This directly extends the service life of your rock drill's internal components, such as the rotation sleeve and rifle bar.
Q4: Are Q6 tapered button bits better than traditional cross bits?
A: Yes. In medium-hard to hard rock, Q6 button bits offer up to 30% higher drilling efficiency and 2-3 times longer service life than cross bits. The spherical carbide tips stay sharp longer and are much less likely to get stuck in fractured rock layers.
Q5: How do I prevent carbide button breakage in very hard rock?
A: To avoid "over-drilling" and breakage, ensure your air pressure is stable (0.5-0.63 MPa) and the bit is well-lubricated. If you notice a "flat" wearing on the buttons, re-sharpen them immediately to restore the original profile and prevent catastrophic carbide failure.
Q6: Do you offer custom taper angles for different global mining standards?
A: Absolutely. As a direct factory, we supply Q6 bits in 7°, 11°, and 12° tapers to match all major international drill rod brands. We also offer "long skirt" and "short skirt" versions depending on whether you need better flushing or higher stability.
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