Can the product be customized?

Yes, we offer customization from samples, designs, full customization, minor customization, and flexible customization.

What is the warranty period for this DTH hammer?

The warranty period is 6 months.

Mining Rock Drilling Tools 3 DHD3.5 DTH Hammer DHD3.5

Name: Mining Rock Drilling Tools 3 DHD3.5 DTH Hammer DHD3.5
Brand: Maxdrill Rock Tools Co., Ltd.
SKU: 758400362

Guizhou, ChinaMaxdrill Rock Tools Co., Ltd.

US$621.00

1-4 Pieces

US$595.00

5-9 Pieces

US$569.00

10-19 Pieces

US$543.00

20+ Pieces

Sample price:US$543.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

6 Months

Model NO.

DHD3.5

Certification

ISO9001:2015

Standard

GB/T2828.1-2003

Surface Treatment

Painting

Manufacturing Process

Machining

Material

Alloy Steel

Type

DTH Hammer

External Diameter

82mm

Connection

2 3/8"

Working Pressure

1.0-2.5MPa

Recommended Rotation Speed

25-40r/Min

Machine Type

Rock Drilling Tool

Use

Well Drilling

Weight

25kg

Hole Range

90-110

Bit Shank

DHD3.5

Impact Rate at 1.7MPa

28Hz

Air Consumption

145-350psi

Brand

Maxdrill

Application

Water Well, Mining

Color

Red

Transport Package

Plywood Carton or Plywood Pallet

Specification

Length930mm

Trademark

Maxdrill

Origin

China

HS Code

82071300

Production Capacity

10000/PC Year

Key features

High Efficiency Drilling: Delivers maximum energy to the bit with fast drilling speed and low air consumption.

Durable Alloy Steel: Constructed from high-quality alloy steel for smooth performance and long service life.

Easy Maintenance: Simple, reliable inner structure allows for easy assembly, disassembly, and bit separation.

Wide Compatibility: Interchangeable with standard DTH bits and drill pipes; available in low and high pressure models.

ISO Certified Quality: Manufactured under ISO9001:2015 certification with 100% visual inspection before shipping.

Fast Delivery Options: Production takes 25 days, but only 2-3 days if stock is available for requested sizes.

Comprehensive Support: 24-hour sales response, anytime technical support, and free replacement for quality issues.

Flexible Customization: Offers full, minor, and flexible customization from samples or designs for specific needs.

Company profile

Years of Export ExperienceSelf-brandedFast Delivery100% Finished Products Inspection

Maxdrill Rock Tools Co., Ltd.

Guizhou, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 20 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤2.82h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company and a trading company located in Guiyang, with associated-company activity in wholesale and retail. It demonstrates broad customization, ODM availability, recent product development, and OEM service for well-known brands. Production information states five production lines and annual output of 100,000 pieces each for button bits, drill rods, shank adaptors, and couplings. Export sales account for 71%–90%, with markets in South America, Europe, and North America. Service procedures for supplier assessment, corrective actions, and complaint handling are documented and followed. However, the supplier reports no overseas warehouse, showroom, agent or branch, or offline trade-show participation; it also has no available SDK. Finished-product inspection has instructions but no written records. No certification information or specific customer names/cases are provided.

After-Sales capabilityThe supplier has clear procedures and followed records for customer complaints, corrective and preventive actions, and service-capability assessment. However, it reports no overseas warehouse, showroom, agent or branch, and no offline trade-show participation, while the stated number of countries offering overseas services is zero; this supports documented complaint handling but limited overseas service infrastructure.

R&D capabilityThe supplier reports new products during the past year and provides ODM services, demonstrating product-development activity. Nevertheless, it has no available SDK, and total R&D engineer experience is stated as two years, so the evidence supports some innovation capability but not a strong or broad technical platform.

Production capacityProduction information states five production lines and annual output of 100,000 pieces each for button bits, drill rods, shank adaptors, and couplings, with exports representing 71%–90% of total sales. The supplier also cites self-provided raw materials, advanced production equipment, and staff training; however, finished-product inspection has instructions but no written records.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are stated consistently in both the R&D and manufacturing information, indicating broad customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands, which is evidence of branded-customer experience. No brand names, project descriptions, order references, or independently verifiable customer cases are provided.

Product Q&A

Q:What are the payment methods accepted?

We accept T/T (Telegraphic Transfer), Western Union, L/C at sight, LC, D/P, PayPal, and small-amount payments.

Q:What is the lead time for production?

Normally it takes 25 days for production based on order quantity. If we have stock for your requested size, it takes only 2 or 3 days.

Q:How do you ensure product quality?

We have experienced QC staff who perform strict inspection and testing on every order before shipping, including 100% visual inspection.

Q:What after-sales services are provided?

We provide 24-hour sales response (excluding holidays), anytime technical support, and free replacement if failure is confirmed due to our product quality.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 2 PCS.