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Product Details:
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| Product Name: | QL80 Dth Drill Bits | Color: | Black Or Optional |
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| Air Pressure: | 10-25 Bar | Applications: | Mining, Rock Drilling |
| Face Shape: | Flat, Convex, Concave | Diameter: | 200mm-305mm |
| Connection Thread: | API 4 1/2" Reg | Size: | 9",9 1/2"10",10 1/2" ,11", 11 1/2" 12" |
| High Light: | rock drilling tools,water well drilling tools |
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DTH Hammer Bits Halco QL80 Drill Bits DTH Drilling Tools For Hard Rock Formation
Product specifications:QL80 DTH bits
| Model | Bit Diameter | Air Holes | Qty*Button Dia(mm) | Weight | |
| mm | Gauge | Front | kg | ||
| QL80 | 195 | 3 | 9*18 | 9*16 | 33.0 |
| 203 | 2 | 10*18 | 13*16 | 40.0 | |
| 216 | 2 | 10*18 | 14*16 | 49.0 | |
| 254 | 3 | 12*18 | 17*16 | 71.0 | |
| 305 | 4 | 12*18 | 29*16 | 95.0 | |
| Bit size | Shank type | Recommended DTH bits diameter |
| 3.5”/3” DTH hammer bits | COP34, DHD3.5, MISSION30, BR3 shank | 90mm~ 105mm |
| 4” DTH hammer bits | DHD340, QL40, MISSION40, SD4 shank | 110mm~ 130mm |
| 5” DTH hammer bits | DHD350, QL50, MISSION50, SD5 shank | 134mm~ 152mm |
| 6” DTH hammer bits | DHD360, QL60, MISSION60, SD6 shank | 152mm~ 203mm |
| 8” DTH hammer bits | DHD380, QL80, MISSION80, SD8 shank | 203mm~ 305mm |
| 12” DTH hammer bits | DHD112, SD12 and QL120 shank. | Available upon to customers’ request |
1. High and low air pressure down-the-hole drill bits
2. Low air pressure holeDia.: 65-220mm
3. High air pressure hole Dia.: 85-305mm
4. Face type: Drop center/concave/convex/double gauge/flat
5. Our DTH Bit can be suitable for many types of DTH Hammer, such as XL, Mission, COP, IR, Mach, Demag, SD, Bulroc, Halco Mach, Digger etc.
6. Inch available: 3", 4", 5", 6", 8", 12", etc...
High pressure dth bit
DTH bit is our company main product. After mang years search, we have rich experience in development and manufacture which adopted high-quality raw materials, advanced craft technology and passed through strictly inspection, manufacturing high quality products.
Product photos
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Boart Longyear Adds Down-the-Hole (DTH) Drilling Tools
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Contact Person: Ms. Ling Bo
Tel: 86-13077353340
Fax: 86-731-85551635
