1. High air pressure Water well drill bits head design
QL DHD COP Mission Bit shank High air pressure DTH button bit water well drill bits
QL DHD COP Mission Bit shank High air pressure DTH button bit water well drill bits
Tungsten Carbide Insert DesignsWe can offer a combination of Insert shapes in each bit to more precisely match the ground conditions to be drilled. A choice of Insert size is offered on some Bits to suit particular rocks.
QL DHD COP Mission Bit shank High air pressure DTH button bit water well drill bits
2. Technical parameter of QL DHD COP Mission Bit shank High air pressure DTH button bit water well drill bit
Water well drill bits | Bit Dia.(mm) | NO.AirHoles | GaugeButtons | FrontButtons | Weight(Kg) | Part No. |
HD45(DHD340A,Cop44) | 105 | 2 | 6×φ14 | 5×φ13 | 8.5 | HD45—105 |
110 | 2 | 7×φ14 | 6×φ13 | 8.8 | HD45—110 | |
115 | 2 | 8×φ14 | 7×φ13 | 9.0 | HD45—115 | |
120 | 2 | 8×φ14 | 8×φ13 | 9.8 | HD45—120 | |
127 | 3 | 9×φ14 | 9×φ14 | 11.0 | HD45—127 | |
SD4 | 105 | 2 | 6×φ14 | 5×φ13 | 9.0 | SD4—105 |
110 | 2 | 7×φ14 | 6×φ13 | 9.5 | SD4—110 | |
115 | 2 | 8×φ14 | 7×φ13 | 9.8 | SD4—115 | |
120 | 2 | 8×φ14 | 8×φ13 | 11.5 | SD4—120 | |
127 | 3 | 9×φ14 | 9×φ14 | 12.3 | SD4—127 | |
QL40 | 105 | 2 | 6×φ14 | 5×φ13 | 9.0 | QL40—105 |
110 | 2 | 7×φ14 | 6×φ13 | 9.2 | QL40—110 | |
115 | 2 | 8×φ14 | 7×φ13 | 9.5 | QL40—115 | |
120 | 2 | 8×φ14 | 8×φ13 | 10.3 | QL40—120 | |
127 | 3 | 9×φ14 | 9×φ14 | 11.5 | QL40—127 | |
Mission40 | 105 | 2 | 6×φ14 | 5×φ13 | 6.0 | M40—105 |
110 | 2 | 7×φ14 | 6×φ13 | 6.2 | M40—110 | |
115 | 2 | 8×φ14 | 7×φ13 | 6.6 | M40—115 | |
120 | 2 | 8×φ14 | 8×φ13 | 7.0 | M40—120 | |
127 | 3 | 9×φ14 | 9×φ14 | 7.4 | M40—127 |
QL DHD COP Mission Bit shank High air pressure DTH button bit water well drill bits
3. Technical parameter of high air pressure 4' dth hammer
a. KHD45A
Item description | Part number |
1. Top sub | KHD45A-01 |
2. O-ring | KHD45A-02 |
3. Cap | KHD45A-03 |
4. Check valve | KHD45A-04 |
5. Spring | KHD45A-05 |
6. Air distributor | KHD45A-06 |
7. Inner cylinder | KHD45A-07 |
8. Piston | KHD45A-08 |
9. Guide sleeve | KHD45A-09 |
10. Bit retainer ring | KHD45A-10 |
11. O-ring | KHD45A-11 |
12. Driver sub | KHD45A-12 |
13. Outer sleeve | KHD45A-13 |
Hammer length without bit | 1030mm |
Top sub thread | API 23/8”REG PIN |
Outside diameter | 99mm |
Weight | 38kg |
Bit diameter | 115-140mm |
Working pressure | 174-300psi (12-24bar) |
Air consumption | 280-490cfm (8-14m3/min) |
Bit shank | DHD340A/ COP44 |
b. KHQL40
Item description | Part number |
1. Top sub | KHQL40-01 |
2. O-ring | KHQL40-02 |
3. Cap | KHQL40-03 |
4. Check valve | KHQL40-04 |
5. Spring | KHQL40-05 |
6. Air distributor | KHQL40-06 |
7. Inner cylinder | KHQL40-07 |
8. Piston | KHQL40-08 |
9. Bit retainer ring | KHQL40-09 |
10. Driver sub | KHQL40-10 |
11. Outer sleeve | KHQL40-11 |
Hammer length without bit | 995mm |
Top sub thread | API 23/8' REG PIN |
Outside diameter | 99mm |
Weight | 39kg |
Bit diameter | 115-140mm |
Working pressure | 174-300psi (12-24bar) |
Air consumption | 280-490cfm (8-14m3/min) |
Bit shank | QL40 |
4. Application for 85-305MM High air pressure Button drill bit Durable Dth hammers bits
Water well drill bits is our main product. After many 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 hole Dia.: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.
QL DHD COP Mission Bit shank High air pressure DTH button bit water well drill bits
5. Pictures of QL DHD COP Mission Bit shank High air pressure DTH button bit water well drill bits
QL DHD COP Mission Bit shank High air pressure DTH button bit water well drill bits
QL DHD COP Mission Bit shank High air pressure DTH button bit water well drill bits
6.About KAISHAN Company:
1- Established in 1956 ,Specialized in this line more than 50 years.
2- National Free-inspection Product.
3-Have advanced machining centers, automatic production line shape and heat treatment equipment setc 500 sets from the United Kingdom,United States,Japan,Germany etc.
4-Exported to Asia/South America/Mongolia/ Japan/ South-Africa etc . Have global customers.
QL DHD COP Mission Bit shank High air pressure DTH button bit water well drill bits
QL DHD COP Mission Bit shank High air pressure DTH button bit water well drill bits
7.our market
20%North America 20%Southeast Asia 20%Mid East 20%Eastern Asia
QL DHD COP Mission Bit shank High air pressure DTH button bit water well drill bits
8.If you need more information about Water well drill bits, welcome to contact
QL DHD COP Mission Bit shank High air pressure DTH button bit water well drill bits