4" Down The Hole QL40 DTH Button Drill Bits For Waterwell Drilling
Product specifications: QL40 dth bits
For 4" hammer
DTH bits shank | Bit Dia. | No.
Air Holes | Gauge
Buttons | Front
Buttons | Weight
(Kg) | Part No. |
| mm | inch |
| DHD340A/COP44 | 105 | 4 1/8" | 2 | 6×φ14 | 5×φ13 | 9.0 | DHD340-105 |
| 110 | 4 1/4" | 2 | 7×φ13 | 6×φ13 | 9.3 | DHD340-110 |
| 115 | 4 1/2" | 2 | 7×φ14 | 6×φ13 | 10.0 | DHD340-115 |
| 120 | 4 3/4" | 2 | 8×φ14 | 6×φ14 | 11.0 | DHD340-120 |
| 127 | 5 | 2 | 8×φ14 | 7×φ14 | 12.0 | DHD340-127 |
| SD4 | 105 | 4 1/8" | 2 | 6×φ14 | 5×φ13 | 9.0 | SD4-105 |
| 110 | 4 1/4" | 2 | 7×φ13 | 6×φ13 | 9.5 | SD4-110 |
| 115 | 4 1/2" | 2 | 7×φ14 | 6×φ13 | 9.8 | SD4-115 |
| 120 | 4 3/4" | 2 | 8×φ14 | 6×φ14 | 11.5 | SD4-120 |
| 127 | 5 | 2 | 8×φ14 | 7×φ14 | 12.3 | SD4-127 |
| QL40 | 105 | 4 1/8" | 2 | 6×φ14 | 5×φ13 | 9.0 | QL40-105 |
| 110 | 4 1/4" | 2 | 7×φ13 | 6×φ13 | 9.2 | QL40-110 |
| 115 | 4 1/2" | 2 | 7×φ14 | 6×φ13 | 9.5 | QL40-115 |
| 120 | 4 3/4" | 2 | 8×φ14 | 6×φ14 | 10.3 | QL40-120 |
| 127 | 5 | 2 | 8×φ14 | 7×φ14 | 11.5 | QL40-127 |
| Mission40 | 105 | 4 1/8" | 2 | 6×φ14 | 5×φ13 | 6.0 | M40-105 |
| 110 | 4 1/4" | 2 | 7×φ13 | 6×φ13 | 6.2 | M40-110 |
| 115 | 4 1/2" | 2 | 7×φ14 | 6×φ13 | 6.6 | M40-115 |
| 120 | 4 3/4" | 2 | 8×φ14 | 6×φ14 | 7.0 | M40-120 |
| 127 | 5 | 2 | 8×φ14 | 7×φ14 | 7.4 | M40-127 |
4" DTH hammer specifications:
Model: DHD340, COP44, SD4, M40, QL40
| DHD340
COP44 | SD4 | M40 | QL40 |
|
| Length(less bit) | 1030mm | 1084mm | 1005mm | 1097mm |
| Weight (less bit) | 39kg | 40.5kg | 40.0kg | 41.00kg |
| External diameter | 99mm | 99mm | 99mm | 99mm |
| Bits shank | DHD340
COP44 | SD4 | Misson40 | QL40 |
|
| Bits diameter | 105-130mm
4 1/8" - 5 1/8" | 105-130mm
4 1/8" - 5 1/8" | 105-130mm
4 1/8" - 5 1/8" | 105-130mm
4 1/8" - 5 1/8" |
|
|
|
| Connection thread | API 2 3/8" Reg | API 2 3/8" Reg | API 2 3/8" Reg | API 2 3/8" Reg |
| Air pressure | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa |
We can also provide related products DTH button bits, ODEX,
symmetric overburden systems, slide block drilling systems, etc and
DTH drilling pipes for various thread API REG, API IF, BECO, etc
Product photos
Sollroc QL40 DTH Drill Button Bits
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...
We can design and manufacture according to customer's requirement
of the Bit DiaNo. Air holescarbide button shape and the face shape.
High air pressure and low air pressure.
1. 10 years manufacturing experience;
2. Certificate: ISO9001:2008
3. Material: Carbide
All products are compatible with many products manufactured by ,
Atlas Copco, etc, all our products are widely used in mining,
tunneling, quarrying, construction, and civil engineering project.
DTH bits
1.manufacture as your requirement
2.bit diameter, face shape
3.carbide button shape
4.number of air hole
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