5" Atlas Copco Down The Hole QL50 DTH Drill Bits For Waterwell Drilling
5" Atlas Copco Down The Hole QL50 DTH Button Drill Bits For Waterwell Drilling
Product specifications: QL50 dth bits
| For 5" hammer DTH bits shank |
Bit Dia. | No. Air Holes |
Gauge Buttons |
Front Buttons |
Weight (Kg) |
Part No. | |
| mm | inch | ||||||
| DHD350R/COP54 | 133 | 5 1/4" | 2 | 7×φ16 | 6×φ14 | 15.0 | DHD350-133 |
| 140 | 5 1/2" | 2 | 7×φ18 | 7×φ14 | 16.0 | DHD350-140 | |
| 146 | 5 3/4" | 2 | 8×φ18 | 7×φ14 | 17.0 | DHD350-146 | |
| 152 | 6" | 2 | 8×φ18 | 8×φ14 | 17.5 | DHD350-152 | |
| 165 | 6 1/2" | 2 | 8×φ18 | 8×φ16 | 18.5 | DHD350-165 | |
| SD5 | 133 | 5 1/4" | 2 | 7×φ16 | 6×φ14 | 15.5 | SD5-130 |
| 140 | 5 1/2" | 2 | 7×φ18 | 7×φ14 | 16.0 | SD5-140 | |
| 146 | 5 3/4" | 2 | 8×φ18 | 7×φ14 | 16.5 | SD5-146 | |
| 152 | 6" | 2 | 8×φ18 | 8×φ14 | 17.0 | SD5-152 | |
| 165 | 6 1/2" | 2 | 8×φ18 | 8×φ16 | 19.0 | SD5-165 | |
| QL50 | 133 | 5 1/4" | 2 | 7×φ16 | 6×φ14 | 15.5 | QL50-130 |
| 140 | 5 1/2" | 2 | 7×φ18 | 7×φ14 | 16.0 | QL50-140 | |
| 146 | 5 3/4" | 2 | 8×φ18 | 7×φ14 | 16.5 | QL50-146 | |
| 152 | 6" | 2 | 8×φ18 | 8×φ14 | 17.0 | QL50-152 | |
| 165 | 6 1/2" | 2 | 8×φ18 | 8×φ16 | 19.0 | QL50-165 | |
| Mission50 | 133 | 5 1/4" | 2 | 7×φ16 | 6×φ14 | 12.5 | M50-130 |
| 140 | 5 1/2" | 2 | 7×φ18 | 7×φ14 | 13.5 | M50-140 | |
| 146 | 5 3/4" | 2 | 8×φ18 | 7×φ14 | 14.0 | M50-146 | |
| 152 | 6" | 2 | 8×φ18 | 8×φ14 | 14.4 | M50-152 | |
| 165 | 6 1/2" | 2 | 8×φ18 | 8×φ16 | 15.0 | M50-165 | |
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
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
DTH bit is our main product. After mang years search, we have rich experience in development and manufacturing high quality products, which adopted high-quality raw materials, advanced technology and passed through strictly inspection.
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.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.