What sizes of RC bits are available?

We offer sizes from 3 inches to 5.5 inches, including specific shank types like RE531, RE004, and RE542.

Do you offer quality warranty?

Yes, all spare parts are strictly inspected before shipping, and we provide quick responses to any complaints.

What are the transportation options?

We support transportation by air, express, or sea according to your specific requests.

Reverse Circulation Drill Bit RC Bit Re542 for Rock Drilling

Name: Reverse Circulation Drill Bit RC Bit Re542 for Rock Drilling
Brand: Changsha Chaojingang Machinery Manufacturing Co., Ltd.
SKU: 1910820305

Hunan, ChinaChangsha Chaojingang Machinery Manufacturing Co., Ltd.

US$50.00-2,000.00

1 Piece

Sample price:US$800.00/piece.Request sample

Product profile

Customization

Available

Certification

ISO 9001:2000

Standard

JIS, ASTM

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Alloy Steel

Transport Package

Ply-Wooden Cases for Exporting

Specification

3inch, 4inch, 4.5inch, 5inch, 5.5inch

Trademark

Super Diamond

Origin

China

HS Code

8207199000

Production Capacity

10000

Key features

Customized Design Options: Customizable bit diameter, air holes, carbide button shape, and bit face shape based on customer requirements.

High-Quality Alloy Steel: Manufactured using premium alloy metal with strict quality control and hardened treatments.

ISO 9001 Certification: Certified ISO 9001:2000 and ISO 9001:2015 for quality management and manufacturing standards.

Comprehensive Size Range: Available in 3 to 5.5 inch sizes with various shank types including RE531, RE004, and RE542.

Customized Packaging: Flexible packaging options including carton, foam, plywood cases, or pallets to prevent damage.

Experienced Engineering Team: Over 15 years of industry experience with dedicated technicians and engineers for accurate production.

Strict Quality Inspection: 100% visual and functional inspection of all spare parts before shipping.

Fast Response Service: Quick response to customer complaints and suggestions with dedicated support.

Company profile

Changsha Chaojingang Machinery Manufacturing Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Shanghai Port; Shenzhen PortAverage Response Time: ≤3.47h

AI-Powered supplier vetting

SummaryThe supplier demonstrates product R&D, ODM, SDK availability, and broad customization capabilities, including customization from samples, designs, full customization, and minor customization. It reports eight years of export experience, export activity representing 51%–70% of total sales, self-operated import and export rights, and participation in an offline international construction machinery exhibition. Service quotations support FOB, CIF, CFR, and EXW, with a stated one-month average lead time in both peak and off-seasons. However, the supplier reports no overseas warehouse, showroom, agents, or branches, and no overseas service countries. ISO9001:2015 certification and recent fire drills are stated, but no factory environmental impact assessment report is available. Financial records provided for recent years show zero values for revenue, profit, margins, costs, and current ratios, preventing a positive assessment of financial credibility. Evidence of production scale and named customer cases is...

Supplier typeThe supplier appears to be a manufacturing-oriented rock-drilling equipment provider with R&D, ODM, SDK, export, and customization capabilities. Its products are described for earthwork, mining, water-well, construction, geothermal, and municipal engineering applications, while it does not provide OEM services for popular brands.

CertificationsThe supplier reports holding an ISO9001:2015 certificate and conducting regular fire drills during the past year. However, it also states that the factory has no environmental impact assessment report, so the evidence supports quality-system certification but not comprehensive environmental documentation.

Financial creditThe supplied financial records for the stated recent years report zero operating revenue, operating costs, gross profit, operating profit, gross margins, and current ratios. These values do not provide positive evidence of financial strength and materially limit the ability to verify financial credibility.

R&D capabilityThe supplier reports that it had new products during the past year, provides ODM services, and has an available SDK. These are explicit indicators of product development and technical integration capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, and minor customization. It also reports R&D capability and ODM service availability, supporting a broad customization offering.