Our corporation puts emphasis about the administration, the introduction of talented staff, plus the construction of team building, attempting hard to improve the quality and liability consciousness of team members. Our organization successfully attained IS9001 Certification and European CE Certification of Rock River Drill Bits, Dth Button Bits Exporters, Drilling Tool Dth Hammer, Our products have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. Looking forward to build up a good and long term cooperation with you in coming future!
Wholesale Discount Cop 54 Dth Hammer - 8″ DTH Hammer DHD380 QL80 SD8 Mission80 Shank – Spark Detail:
Specifications
| Brand Name |
SPARK |
| Product model |
DHD380 QL80 SD8 Mission80 |
| Application |
Mining, quarry, water well, geothermal well,piling, foundation, slope reinforcement |
| Thread |
API 4 1/2″Reg Pin |
| Outer diameter |
185mm |
| Shank |
DHD380 QL80 SD8 Mission80 |
| Hole size |
203~254mm (standard)>254mm (oversize) |
| Air pressure |
Max 30bar |
| Air consumpation |
28m³/min(18Bar) |
| Rec. rotary speed |
25~50 rpm |
| Weight |
179kg~182kg |

|
ITEM DESCRIPTION
|
|
NO
|
PART LIST
|
|
1
|
TOP SUB (can add carbides)
|
|
2
|
TOP SUB RING
|
|
3
|
CHECK VALVE
|
|
4
|
SPRING
|
|
5
|
SHOCK RING
|
|
6
|
AIR DISTRIBUTOR
|
|
7
|
INNER CYLINDER
|
|
8
|
PISTON
|
|
9
|
OUTER CYLINDER
|
|
10
|
BUSH DRIVE SUB
|
|
11
|
O RING
|
|
12
|
BIT RETAINING RING
|
|
13
|
CHUCK SLEEVE
|
Application
Mining, water well drilling


Why Choose Us
1. Professional R&D team
Application test support ensures that you no longer worry about multiple test instruments.
2. Product marketing cooperation
The products are sold to many countries all over the world.
3. Strict quality control
4. Stable delivery time and reasonable order delivery time control.
We are a professional team, our members have many years of experience in international trade. We are a young team, full of inspiration and innovation. We are a dedicated team. We use qualified products to satisfy customers and win their trust. We are a team with dreams. Our common dream is to provide customers with the most reliable products and improve together. Trust us, win-win.
Product detail pictures:
Related Product Guide:
We've been proud with the significant shopper fulfillment and wide acceptance due to our persistent pursuit of top of the range both of those on solution and repair for Wholesale Discount Cop 54 Dth Hammer - 8″ DTH Hammer DHD380 QL80 SD8 Mission80 Shank – Spark , The product will supply to all over the world, such as: Nepal, Barbados, Venezuela, We've got constructed strong and long co-operation relationship with an enormous quantity of companies within this business overseas. Immediate and specialist after-sale service supplied by our consultant group has happy our buyers. In depth Info and parameters from the merchandise will probably be sent to you for any thorough acknowledge. Free samples may be delivered and company check out to our corporation. n Portugal for negotiation is constantly welcome. Hope to get inquiries type you and construct a long-term co-operation partnership.