How long is the delivery time?

Generally, we can deliver the machine in 7 days. During peak seasons, lead time is within 15 workdays.

What are the customization options?

We offer customizable sizes from 75mm to 444mm, blade quantities of 3 or 4, and shapes including V(Chevron), Flat, and Step types.

What certifications do you have?

Our products are certified with CE, RoHS, ISO 9001:2000, and ISO 9001:2008.

Carbon Steel CE Approved Drill High Quality Tungsten Carbide Cross Bits

Name: Carbon Steel CE Approved Drill High Quality Tungsten Carbide Cross Bits
Brand: Zhengzhou Hanfa Imp & Exp Trading Co., Ltd.
SKU: 2047613985

Henan, ChinaZhengzhou Hanfa Imp & Exp Trading Co., Ltd.

US$100.00-1,000.00

20 Pieces

Sample price:US$1000.00/set.Request sample

Product profile

Customization

Available

Certification

CE, RoHS, ISO 9001:2000, ISO 9001:2008

Standard

AISI

Model NO.

Three Wing Drill Bits

Surface Treatment

Polishing

Manufacturing Process

Forging

Material

Carbon Steel

Size

75-444mm

Blades Qty

3 or 4

Shape

V(Chevron) Type, Flat Type, Step Type

Transport Package

Standard Export Packing

Specification

CE, ISO

Trademark

HANFA

Origin

Zhengzhou City, China

HS Code

843041

Production Capacity

100piece/Day

Key features

Customizable Specifications: Size ranges from 75-444mm with 3 or 4 blades and V/Flat/Step shapes.

Multi-Application Design: Three-wing bit suitable for soft to medium-hard formations in geology and water wells.

International Certifications: CE, RoHS, ISO 9001:2000, ISO 9001:2008 certified for quality assurance.

Carbon Steel Construction: Forged carbon steel with polishing surface treatment for durability.

One-Year Warranty: Comprehensive one-year quality warranty for the machine's main body.

Professional Manufacturer: Established in 1998 with over 20 years of experience in drilling equipment.

24-Hour Response: 24-hour response time for quality problems and technical support.

Fast Delivery: General delivery within 7 days, peak season within 15 workdays.

Company profile

Zhengzhou Hanfa Imp & Exp Trading Co., Ltd.

Henan, China

Business Type: Manufacturer/Factory, Group CorporationExport Year: 2008-04-01Nearest Port: Tianjin,Qingdao,ShanghaiAverage Response Time: ≤3.55hTerms 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?

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, earning a good global reputation.

Q:Are your products qualified?

Yes, all our products have gained ISO certification. We have a specialized quality inspection department to check every machine before it leaves our factory.

Q:How about your machine quality?

All our machines hold ISO, QC, and TUV certificates. Each set must pass numerous strict tests to offer the best quality to our customers.

Q:Do you have after-sales service?

Yes, we have a special service team offering professional guidance. If needed, we can send an engineer to your worksite to provide training for your staff.

Q:What is the quality warranty?

We offer a one-year quality warranty for the machine's main body.