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 |
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Export Markets: | North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe |
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Place of Origin: | Hunan in China |
Specifications
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1
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Casing Tube
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Maximum O.D.: 324mm
Minimum I.D.: 305mm
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2
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Drill Pipe
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Connection Thread: API4 1/2”Reg
O.D.: 114mm
Wrench Flats: 95mm
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3
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Guide Sleeve
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Effective length: 305mm
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4
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DTH-Hammer
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SD10, NUMA100
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5
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Casing Shoe
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L3=125mm L4=75mm D3=304mm D4=281mm
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6
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Guide Device
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L1=97mm L2=254mm D1=280mm D2=303mm
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7
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Reamer
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D5=266mm L5=120mm
Reaming Diameter: 378mm
Reamer has 22*Ф18 buttons
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8
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Pilot Bit
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D6=280mm L6=135mm
Gauge button: 12*Ф18
Face button:27*Ф16
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Service Guarantee
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Free Service Charge
ECVV doesn't charge any service fee to Buyers for buying this product.
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ECVV Supply
ECVV is responsible for supply, and provides product quality inspection, fund supervision and supply chain services.
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Product Quality Commitment
ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.
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Deposit Service Commitments
In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.
After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.
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