abide by the contract, conforms on the market requirement, joins from the market competition by its good quality likewise as provides more comprehensive and superb support for customers to let them become large winner. The pursue of the company, is definitely the clients' pleasure for Dhd350 Dth Hammer, Dth Hammer Valveless, Reverse Circulation Dth Hammer, All products and solutions arrive with high quality and fantastic after-sales expert services. Market-oriented and customer-oriented are what we now have been being immediately after. Sincerely look ahead to Win-Win cooperation !
Professional China Dhd350 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:
Bear Customer initially, High quality first in mind, we do the job closely with our customers and supply them with efficient and skilled providers for Professional China Dhd350 Dth Hammer - 8″ DTH Hammer DHD380 QL80 SD8 Mission80 Shank – Spark , The product will supply to all over the world, such as: Burundi, Mumbai, Jordan, Insisting on the high quality generation line management and customers expert assistance, we now have designed our resolution to offer our buyers using the to start with amount getting and just after services practical experience. Maintaining the prevailing friendly relations with our buyers, we however innovate our solution lists all of the time to satisfy the brand new demands and adhere to the most up-to-date development of the market in Malta. We are ready to face the worries and make the improve to understand all the possibilities in international trade.