- Product Details
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Quick Details
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Product name:
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Extension Drill Rod
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Shape:
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Round
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Size:
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T38-R39-T38
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Diameter:
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39
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Thread type:
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T38
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Color:
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Black Color/Customized
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Feature:
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High Efficiency Low Cost
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Process:
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Forging+Machining+surface Treatment
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Heat treatment:
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Fully Carburization
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Packing:
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Wooden Box
Quick Details
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Weight (KG):
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6
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Place of Origin:
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Henan, China
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Brand Name:
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KRT
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Product name:
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Extension Drill Rod
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Shape:
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Round
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Size:
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T38-R39-T38
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Diameter:
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39
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Thread type:
-
T38
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Color:
-
Black Color/Customized
-
Feature:
-
High Efficiency Low Cost
-
Process:
-
Forging+Machining+surface Treatment
-
Heat treatment:
-
Fully Carburization
-
Packing:
-
Wooden Box
Our Advantages
High Performance
Best steel material
Advance heat treatment
Strict quality control
Long Life
Forging process
Shot blasting
Carburizing
Reduce cost
Fast drill speed
Long time to use
Low drill cost per meter
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OUR STORY
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Products Description
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Model
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MM-T38-R39-T38
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Diameter
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39mm
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Length
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Customized
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Thread
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T38
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Weight
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10-40 kg
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Heat Treatment
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Full Carburization
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Processing
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CNC
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Details Images
Manufacturing Technique
Hexagon Hollow Steel is the material of H22 tapered drill rod.
The steel material is 55SiMnMo,with HRC 30-36.
Round Hollow Steel is the material of H25-H35,R32,R39,R46,R52 top hammer drill rod.
The steel material is 23 CrNi3Mo,with HRC 57-62.
Final rock tools,tapered drill rod,thread drill rod with good performance and life..
Strict quality inspect and control single by single as per ISO standard
Advanced microscopy and instrumentation
for chemical structure and composition analysis
High precision CNC machining and control to achieve automation procession
Certifications
Packaging and Delivery
Exhibition
FAQ
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