| After-sales Service: | Select The Most Suitable Product |
|---|---|
| Warranty: | 3 Month |
| Certification: | CE |
| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|---|---|
| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier DTH down the hole Reverse Circulation Drill Bit 3'' for sale
Our company is dedicated in drilling line for many years to produce drilling equipments and drilling tools. For DTH rock hammer and bits, we have|
Type
|
Number of Air hole
|
DIa.(mm)
|
Gauge Button
|
Front Button
|
Matching DTH Hammer
|
|
GLF335-95
|
2
|
95-98
|
8×ф14
|
6×ф13
|
GLF335
|
|
GLF335-105
|
2
|
105-108
|
8×ф14
|
6×ф13
|
|
|
GLF345-115
|
2
|
115-118
|
8×ф14
|
7×ф13
|
GLF345
|
|
GLF345-130
|
2
|
130-133
|
8×ф14
|
7×ф13
|
|
|
GLF355-140
|
2
|
140-143
|
8×ф14
|
8×ф13
|
GLF355
|
|
GLF355-152
|
2
|
152-155
|
8×ф14
|
7×ф13
|
|
Item
|
GLF
|
GLF
|
GLF
|
|
335
|
345
|
355
|
|
|
Drilling Dia.(ф/mm)
|
90-105
|
110-130
|
135-155
|
|
Hammer Length(mm)
|
143
|
1281
|
1292
|
|
Outside Dia.(ф/mm)
|
85
|
105
|
124
|
|
Center Hole Dia. (ф/mm)
|
33
|
36
|
36
|
|
Working Pressure(Mpa)
|
0.7-2.1
|
0.7-2.1
|
0.8-2.1
|
|
Air Consumption (M3/Min.)
|
4.2-11.7
|
5.7-14.2
|
6.5-19.3
|
|
Torque(N.M)
|
475
|
600
|
791
|
|
Impact Frequency (Times/Min.)
|
≥800
|
≥800
|
800-1200
|
|
Connection 1
|
API 2-3/8"
|
API 2-7/8"
|
T 91-3
|
We normally have stock, we can prepare shipment within 3 days after placing order. Shipping by express, by air and by sea are all available.
Q: Are you original manufacturer or trading company?
A: We are an integrated corporation specialized in manufacturing and exporting.
Q: Can you supply related drilling tools?
A: Yes, we can supply full set of drilling tools, such as drill pipe, tricone bit, PDC bit, drag bit, DTH Hammer. Moreover, we have drilling equipments like rigs, mud pump, air compressor, etc. as well.
Q: Which payment terms can you accept?
A: Normally we prefer 30% advance payment after purchase order by T/T, 70% remaining payment before shipping by T/T. And 100% advance payment after purchase order by T/T for small orders.
Q: How is your delivery time?
A: This will depend on your purchasing quantity. Normally we can deliver 3-5 days.
Q: How can you ensure the quality?
A: We have our professional QC and all the products will be strict inspection and testing for every order before shipping out.
Suppliers with verified business licenses
Audited Supplier 
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