DTH rock drilling hammer bottom bits
– DTH Down The Hole Drilling Hammer Bottom Bits made from hard alloy and special steel
– Designed for drilling rock holes up to 50mm in diameter
– Available in Flat, Convex, and Concave types with two flushing holes
– Compatible with popular DTH hammers used in water welling, mining, construction, and more
| Taper Degree | Diameter (mm) | Length (mm) |
| 7°(6° 11° 12°) | 28 | 50-80 |
| 7°(6° 11° 12°) | 30 | 50-80 |
| 7°(6° 11° 12°) | 32 | 50-80 |
| 7°(6° 11° 12°) | 34 | 50-80 |
| 7°(6° 11° 12°) | 35 | 50-80 |
| 7°(4.46° 6° 11° 12°) | 36 | 50-80 |
| 7°(4.46° 6° 11° 12°) | 38 | 50-80 |
| 7°(6° 11° 12°) | 40 | 50-80 |
| 7°(6° 11° 12°) | 41 | 50-80 |
| 7°(6° 11° 12°) | 42 | 50-80 |
| 7°(6° 11° 12°) | 45 | 50-80 |
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