64mm 70mm 76mm Stone rock hammer Drilling Bits Middle Air Pressure Br 1 Br 2 Br 3 DTH Hammer Bits
Middle Air Pressure BR1 BR2 Hammer 64mm 70mm 76mm DTH Drill Bits
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Concave Face |
| Ballistic Button | |
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Concave Face |
| Spherical Button | |
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Convex Face |
| Ballistic Button | |
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Flat Face |
| Spherical Button |
| Face: | Flat Face, Concave Face, Convex Face |
| Tungsten Carbide: | Ballistic Buttons, or Spherical Buttons |
| Color: | Green or Based on Customer requirements |
| 1'' 2'' Middle Air Pressure DTH Bits | ||||||
| DTH Button Bit | Diameter | Buttons and Size (mm) | Flushing hole | Weight | ||
| mm | inch | Gauge | Front | kg | ||
| BR1 | 64 | 2 1/2 | 6x10 | 3x10 | 2 | 2.6 |
| 70 | 2 3/4 | 6x12 | 4x9 | 2 | 2.8 | |
| 76 | 3 | 6x13 | 5x10 | 2 | 3.2 | |
| BR2 | 64 | 2 1/2 | 6x13 | 5x10 | 2 | 3.6 |
| 70 | 2 3/4 | 6x13 | 5x11 | 2 | 4.0 | |
| 76 | 3 | 6x14 | 5x12 | 2 | 4.2 | |
DTH Drill Bits/DTH hammer bits/DTH биты молоток/DTH martilyo bits/DTH บิตค้อน/DTH martillo de bits/สว่านเจาะลึก DTH/Brocas DTH
Features and Advantages:
We take pride in being the only manufacturers in China that has a diverse line of DTH bits that range from 3"-47"(76mm~1200mm) in diameter with most the leading hammer shanks.
Made from high quality alloy steel and advanced heat-treatment, our bits are ensured extreme protection against wear and fatigue. They're also available in four different bit-head designs - Convex, Flat, Concave and Drop center face, and four different inserts-Spherical,Ballistic,Semi-ballistic,Two-Step to tackle any challenge and rock formations.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.