Changsha Chaojingang Machinery Manufacturing Co., Ltd.
                                                                                                           
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9 Years
Since 2017
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8 Inch DTH Hammer DHD380 API 4 1/2 Reg for 155-190mm Hole Range

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: Negotiable
Brand: Super Diamond
Product Description
8 inch DTH Hammer DHD380 Cop84 Mission80 SD8 Ql80
Compatible for API 4 1/2" Reg Connection Thread
Product Specifications
Attribute Value
Manufacturing Process Forging
Material Alloy Steel
Connection Thread API 3 1/2" Reg
Hole Range Dia 155 - 190 mm
Working Pressure 1.0 - 2.5MPa
Compatible Bit Shank Mission60 / Cm60A
Transport Package Ply-Wooden Cases for Exporting
Specification 2 inch to 12 inch
Trademark Super Diamond
Origin China
HS Code 8207199000
8 inch DTH Hammer DHD380 Cop84 Mission80 SD8 Ql80 product photo
Product Advantages
  • 95% compatibility with original products
  • High quality alloy steel with premium hardening for extended lifespan
  • Complete production chain ensures stable and prompt delivery
  • Experienced technicians and engineers with extensive industry knowledge
  • Customization options available with efficient service
  • Competitive pricing compared to major brands with superior quality
  • Global reputation with customers in France, Spain, Italy, South Africa, Australia, and more
Advantages of Hammers Without Foot Valve
  • Eliminates concerns about foot valve breakage, distortion, or expansion
  • 15-30% higher drilling speed with lower energy consumption
  • Simplified design with reliable parts for longer life and easier maintenance
  • 10% lower oil consumption compared to foot valve models
  • Highly recommended design for optimal performance
Product Photos
8 inch DTH Hammer close-up view 8 inch DTH Hammer side view
Technical Specifications
Hammers Bit Shank Connection Thread Suitable Bit Working Pressure Air Consumption
1-3" Middle-low pressure DTH hammers BR1 RD40 box 64-76mm 0.7-1.75Mpa 4.5m3/min
Production Process
DTH Hammer production process flow chart
About Our Company
We are a leading manufacturer of rock drilling tools including DTH hammers, RC hammers, top hammer button bits, and ODEX systems. Our 26,600 square meter facility in LiuYang, China includes 22,000 square meters of production space.
We have earned an excellent reputation worldwide for premium quality, professional service, and competitive pricing, serving customers in Brazil, Peru, South Africa, Australia, Turkey, Russia, and more.
Factory Overview
CJG Drill manufacturing facility
Our Team
CJG Drill team photo
Certifications
Company certifications and awards
Quality Warranty
Our products are manufactured from high-quality steel with all components rigorously inspected before shipping. We provide prompt responses to all customer feedback and suggestions.
Packaging & Shipping
Export packaging for DTH hammers
Frequently Asked Questions
Are you a manufacturer or a trade company?
We are a manufacturer of rock drilling equipment and pneumatic tools in China.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Changsha Chaojingang Machinery Manufacturing Co., Ltd.
Location No. 8, Fengyu North Road, Yongan Town, Liuyang, Changsha
Contact Person Jacky ( Sales Manager)

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