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Hunan New Diamond Construction Machinery Co., Ltd.
Hunan New Diamond Construction Machinery Co., Ltd.
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Heavy Weight DTH Accessories Back Hammer 8 Bar Pressure With API 31/2” Thread

Hunan New Diamond Construction Machinery Co., Ltd.
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Heavy Weight DTH Accessories Back Hammer 8 Bar Pressure With API 31/2” Thread

Brand Name : New Diamond
Model Number : back hammer
Certification : ISO9001:2008
Place of Origin : Hunan, China (Mainland)
MOQ : Negotiable
Price : Negotiable
Payment Terms : L/C, T/T, Western Union
Supply Ability : According to order quantity
Delivery Time : 5-8 work days
Packaging Details : Carton packaging and wooden box packing
Type : Drill hammer
Machine Type : Rock chisel tool
Material : Carbide
corlor : customer demand
Processing Type : Forging
Applicationsage : water well drilling
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DTH Spare Partss of back hammer Quarrying and Ore Mining and Well Drilling


Description


In case of jamming of any drilling tool during the boring process, the back hammer will help you save time and money.


The back hammer may be mounted on the drill pipe joint between the borehole gripper and the swivel head, thus, creating a combined effect of effective reverse impact and vibration.


Sturdy and reliable, the back hammer is composed of three components and a plastic housing which acts both as an exhaust emission guider and a muffler. With regards to the maintenance, it’s only necessary to keep it clean and the linking section well protected when the back hammer is not working.


Applications


It is mainly used in geological exploration, coal mine, water conservancy and hydropower, highway, railway, bridge, construction and so on.

Specifications


ProductPressureThread

Total Length

(mm)

Outer Dia

(mm)

Weight

(kg)

NBH148BarAPI 31/2”51018031.0
NBH168BarAPI 31/2”54020044.0
NBH198BarAPI 31/2”54022563.0

Feature Advantage


22 years of professional R & D and production


1. Factory direct marketing: minimizing costs

2. quality assurance: professional heat treatment technology, high wear resistance.

3. inventory guarantee: stable inventory, product specifications, models rich.

4. after sales guarantee: after sales service system at night, rest assured.




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