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Polishing CE Approved Hanfa Standard Export Packing Rod Rock Drilling Bits
US$100.00-1,000.00
20 Pieces
Sample price:US$1000.00/set.Request sample
Product profile
Customization
AvailableCertification
CE, RoHS, ISO 9001:2000, ISO 9001:2008Standard
AISIModel NO.
Three Wing Drill BitsSurface Treatment
PolishingManufacturing Process
ForgingMaterial
Carbon SteelSize
75-444mmBlades Qty
3 or 4Shape
V(Chevron) Type, Flat Type, Step TypeTransport Package
Standard Export PackingSpecification
CE, ISOTrademark
HANFAOrigin
Zhengzhou City, ChinaHS Code
843041Production Capacity
100piece/DayKey features
CE and ISO Certified: Products certified with CE, RoHS, ISO 9001:2000, and ISO 9001:2008 standards.
Customizable Sizes: Available in sizes ranging from 75mm to 444mm for various drilling needs.
Multiple Blade Options: Offers 3 or 4 blade configurations to suit different geological conditions.
Versatile Shape Types: Available in V(Chevron), Flat, and Step types for diverse applications.
Carbon Steel Material: Constructed from durable carbon steel with a polished surface treatment.
Forging Manufacturing: Manufactured using advanced forging processes for enhanced strength.
Wide Application Scope: Suitable for geological exploration, water wells, coal fields, and subway projects.
One-Year Warranty: Provides a one-year quality warranty for the main body of the machines.
Company profile

Business Type: Manufacturer/Factory, Group CorporationExport Year: 2008-04-01Nearest Port: Tianjin,Qingdao,ShanghaiAverage Response Time: ≤1.60hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CIF
AI-Powered supplier vetting
SummaryHanfa is identified as a China-based limited company and group corporation engaged in drilling equipment and related parts. The provided information describes substantial service resources, including senior engineers, technical personnel, after-sales staff, overseas service activity, training, and repairs. It reports multiple management-system certifications and international product certifications, as well as 41–50 R&D engineers, 50 quality-control staff, and more than 10 production lines. Export activity began in 2008, with exports representing 51%–70% of total sales. However, the evidence does not establish financial credibility, customization capability, or specific named customer project outcomes. The supplier registration record is dated August 2025, while the company descriptions claim longer-term operating and export experience; this chronology should be verified.
Supplier typeHanfa is described as a Manufacturer/Factory and Group Corporation, while its legal/business information identifies Zhengzhou Hanfa Imp & Exp Trading Co., Ltd. as a limited company and trade company. Its stated product scope covers drilling rigs and related parts and accessories, although the recent registration record describes specific drilling components.
CertificationsThe supplier reports ISO 14001, ISO 9001, ISO 14000, ISO 20000, and HSE management-system certifications, plus GJB9001-2001, GB/T28001-2001, CE, and other international certification audits. These stated certifications provide explicit evidence of certification coverage, although the slices do not provide certificate numbers, validity dates, or issuing bodies for verification.
After-Sales capabilityHanfa reports a service organization comprising 30 senior engineers, more than 50 technical personnel, and hundreds of after-sales personnel. It also states more than 20,000 overseas after-sales technician assignments, over 10,000 training sessions, and approximately 5,000 machine repairs, supported by a service system covering pre-sale, sales, and after-sales stages.
R&D capabilityHanfa states that it has a professional R&D team and advanced technology, and reports 41–50 R&D engineers. The evidence supports the existence of dedicated R&D resources, but does not document patents, new-product results, proprietary technologies, or measurable innovation outcomes.
Production capacityThe supplier states that it develops and produces multiple categories of drilling machinery and reports more than 10 production lines and 50 quality-control staff. The stated manufacturing role and production infrastructure indicate production capability, although no capacity utilization, facility verification, or delivery-performance data is provided.
Product Q&A
Q:Are you a trading company or manufacturer?
A:
We are a professional manufacturer. Our factory mainly produces water well drilling rigs, core drilling rigs, DTH drilling rigs, piling rigs, etc. Our products have been exported to more than 50 countries in Asia, South America, and Africa.
Q:Are your products qualified?
A:
Yes, our products have gained ISO certificates. We have a specialized quality inspection department that checks every machine before it leaves our factory.
Q:How is your machine quality?
A:
All our machines hold ISO, QC, and TUV certificates. Each set must pass a great number of strict tests to offer the best quality to our customers.
Q:Do you have after-sales service?
A:
Yes, we have a special service team that offers professional guidance. If needed, we can send our engineers to your worksite to provide training for your staff.
Q:What is the quality warranty?
A:
We offer a one-year quality warranty for the main body of the machines.
Send Inquiry
*To:
Zhengzhou Hanfa Imp & Exp Trading Co., Ltd.
Zhengzhou Hanfa Imp & Exp Trading Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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