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Changsha Chaojingang Machinery Manufacturing Co., Ltd.
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Forging Process Pr54 Reverse Circulation Drill Bit for Mining and Well Drilling Customizable Option

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Product Details
Model NO.: PR54
Surface Treatment: Spray-Paint
Manufacturing Process: Forging
Material: Alloy Steel
Transport Package: Ply-Wooden Cases for Exporting
Specification: 2 Inch to 12 Inch
Trademark: Super Diamond
Origin: China
HS Code: 8207199000
Supply Ability: 10000
Customization: Available
Certification: ISO 9001:2000
Standard: JIS, ASTM
Description
Advantages: R.C.Drilling, referred to as " Centre Sample Recovery" or " Dual Wall Drilling",employs a Dual Wall Pipe where the drilling medium, ...

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