How are the products packaged for shipping?

Products are packed in carton boxes with foam, then placed in plywood cases or on pallets to protect them and avoid damage during transportation.

What transportation methods are available?

Transportation can be arranged by air, express, or sea according to your requests.

DHD350 Hot Selling DTH Drill Bit for 5inch Rock Drilling High Air Pressure DTH Hammer

Name: DHD350 Hot Selling DTH Drill Bit for 5inch Rock Drilling High Air Pressure DTH Hammer
Brand: Changsha Chaojingang Machinery Manufacturing Co., Ltd.
SKU: 1921924035

Hunan, ChinaChangsha Chaojingang Machinery Manufacturing Co., Ltd.

US$50.00-2,000.00

50 Pieces

Sample price:US$300.00/piece.Request sample

Product profile

Customization

Available

Transport Package

Ply-Wooden Cases for Exporting

Specification

130 - 156mm

Trademark

Super Diamond

Origin

China

HS Code

8207199000

Key features

Premium Quality Materials: Made with high-quality steel and premium hardened procedures for secure long life.

Wide Shank Compatibility: Shanks available for various hammers including Bulroc, Halco, COP, and DHD series.

Stable Production Lead Time: Full production chain ensures stable and prompt lead time of 15-30 days.

100% Quality Inspection: All spare parts are strictly inspected visually and functionally before shipping.

Customization Options: Accepts customization from samples, designs, full or minor customization.

Professional Manufacturer: Leading manufacturer with ISO9001:2015 certification and 8 years export experience.

Secure Packaging: Carton box with foam, plywood cases or pallets to avoid damage during transport.

Global Reputation: Trusted by customers in Brazil, Peru, South Africa, Australia, Turkey, and more.

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: ≤1.63h

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.

Product Q&A

Q:What is the warranty period for the DTH drill bit?

Our products are made of high-quality steel, and all spare parts are inspected strictly before shipping. We provide quick responses to complaints and suggestions.

Q:What is the production lead time?

Generally, the production lead time is 15-30 days. Peak season and off-season lead times are both approximately one month.

Q:Can the shank be customized for different hammers?

Yes, shanks are available for various hammers, including Bulroc, Halco, COP, DHD, SD, M, and QL series, with diameters ranging from 64mm to 864mm.

Q:What are the payment terms?

We accept LC, T/T, PayPal, Western Union, and small-amount payments.

Q:What is the Minimum Order Quantity (MOQ)?

The Minimum Order Quantity is 1 piece.