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Hunan New Diamond Machinery & Equipment Co., Ltd.

China Manufacturer with main products: DTH Hammer, DTH Bit, Thread Bit, Reverse Circulation Hammer, Overburden Drilling, Hole Opener Bits, Big Hole High Air Pressure DTH Hammer

Home  >Products Catalog > Eccentric Overburden Drilling Equipment > NOD280 Eccentric Overburden Drilling Equipment

NOD280 Eccentric Overburden Drilling Equipment

Payment Terms: T/T

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Hunan in China

Specifications

NOD280Eccentric Overburden Drilling Equipment
 
1
Casing Tube
Maximum O.D.: 324mm
Minimum I.D.: 305mm
2
Drill Pipe
Connection Thread: API4 1/2”Reg
O.D.: 114mm
Wrench Flats: 95mm
3
Guide Sleeve
Effective length: 305mm
4
DTH-Hammer
SD10, NUMA100
5
Casing Shoe
L3=125mm L4=75mm D3=304mm D4=281mm
6
Guide Device
L1=97mm L2=254mm D1=280mm D2=303mm
7
Reamer
D5=266mm L5=120mm
Reaming Diameter: 378mm
Reamer has 22*Ф18 buttons
8
Pilot Bit
D6=280mm L6=135mm
Gauge button: 12*Ф18
Face button:27*Ф16
 

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