What is the working air pressure range?

The recommended working air pressure range is 15-33 bar.

What is the weight of the hammer without the bit?

The weight without the bit is 560 kg.

What is the thread type for the top sub?

The top sub thread type is 6 5/8' REG.

Downhole DTH Drill Hammer for Large Hole Drilling

Name: Downhole DTH Drill Hammer for Large Hole Drilling
Brand: Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
SKU: 2027510692

Hunan, ChinaChangsha Tianhe Drilling Tools and Machinery Co., Ltd.

US$20.00-1,000.00

1 pieces

Product profile

Customization

Available

After-sales Service

Available

Warranty

6 Months

Model NO.

12inch

Certification

ISO9001:2015

Standard

AISI

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Alloy Steel

Weight (Kg)

560

Processing Type

Forging

Machine Type

Drilling Tool

Use

Rock Drilling

Color

Glod Other Ascustomer Need

Keyword

DTH Hammer

Matched Drill Rig

DTH Drill Rig

Video Outgoing-Inspection

Provided

Thread Type

6 5/8"Reg

Marketing Type

Hot Product 2023

Brand Name

Teamwhole

Transport Package

in Wooden Case

Specification

DHD380

Trademark

Teamwhole

Origin

Hunan, China

HS Code

843143

Production Capacity

5000 Piece/Pieces Per Month

Key features

High Cost-Effectiveness: JS series is known as one of the most cost-effective DTH hammers in China.

No Foot Valve Design: Designed to operate without a foot valve for fast penetration and low air consumption.

Long Service Life: Robust alloy steel construction ensures good stability and long-lasting durability.

ISO9001:2015 Certified: All products produced in strict accordance with ISO9001:2015 quality management system.

Customizable Color: Color options include Gold and other colors as per customer needs.

Versatile Application: Ideal for rock drilling in water wells, foundation drilling, and large hole operations.

Efficient Performance: Hydraulic design provides reliable performance with impact rate of 18Hz at 17 Bar.

100% Quality Inspection: Finished products undergo 100% visual and function inspection before shipment.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Changsha Tianhe Drilling Tools and Machinery Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 17 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤8.04h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company rather than a professional technical supplier. It provides 3D software design, ODM, and multiple customization options, including full customization and customization from samples or designs. Product inspection procedures are documented and consistently followed, while supplier-service assessments and corrective-action procedures are also documented. The company has inventory capability, export experience, and has participated in the Perumin exhibition, but it has no overseas agents, branches, warehouse, showroom, or stated overseas service coverage. Innovation evidence includes new products introduced during the past year and ODM availability, but there is no SDK and no OEM service for popular brands. Manufacturing capacity has a stated contractual deficiency involving related subcontractors. Digital-management information is mixed: ERP use is reported, while broader digital-process construction is reported as not yet started. No certification, financial...

Supplier typeThe supplier is explicitly classified as a trading company and is also stated not to be a professional technical supplier. However, it provides 3D software design services, so its role includes service coordination beyond simple product trading.

After-Sales capabilityThe supplier reports inventory capability and offers training, repair, equipment installation, maintenance, and debugging. However, it has no overseas agents or branches, no overseas warehouse or showroom, and states zero countries for overseas service coverage, limiting evidence of an established international after-sales network.

R&D capabilityInnovation-related evidence includes new products within the past year, ODM services, 3D software design, and broad customization. Nevertheless, the supplier has no available SDK, does not provide OEM services for popular brands, and reports that broader enterprise digital-process construction has not started, although ERP use is also reported.

Production capacityOperational controls are supported by documented and consistently followed finished-product inspection instructions, written supplier-service assessment procedures with records, and corrective/preventive-action procedures. The supplier also reports inventory capability, but explicitly lacks a valid contract between the factory and related subcontractors, which is a stated manufacturing-governance deficiency.

Customization capabilityThe supplier explicitly supports minor customization, customization from samples, customization from designs, full customization, and flexible customization. This is direct evidence of broad customization capability.