What are the operating pressure and speed?

The operating pressure is 60-90 psi, and the speed reaches up to 7500rpm.

What is the warranty policy?

The product is sold as new condition with 100% visual inspection for finished products.

What payment terms are accepted?

We accept T/T (Telegraphic Transfer) as the term of payment.

Professional Heavy Duty 1/2 Inch Twin Hammer Air Impact Wrench

Name: Professional Heavy Duty 1/2 Inch Twin Hammer Air Impact Wrench
Brand: Taizhou Dongting Pneumatic Tools Co., Ltd.
SKU: 2172962212

Zhejiang, ChinaTaizhou Dongting Pneumatic Tools Co., Ltd.

US$34.00

2-99 Pieces

US$31.50

100+ Pieces

Product specifications

DT-3990

Pressure

Product profile

Customization

Available

Application

Assembly Lines, Automotive Repair, Construction Sites, Heavy Machinery Maintenance

Certification

Model NO.

DT-3999-D

Condition

New

Customized

Handle Type

Straight Handle

Impact Mechanism

Twin Hammer

Maximum Torque

1350nm

Operating Pressure

60-90 psi

Speed

7500rpm

Hammer

Mechanism Twin Hammer Clutch

Air Pressure

6-8kg/Cm2

Max Torque

1250nm

No-Loadspeed

7000

Air Hose

10mm

Capacity Bolt Size

22mm

Place of Origin

Zhejiang,China

Customized Support

OEM,Obm

Free Speed

7000rpm

Gross Weight Per

3.400kg Batch

Air Consumption

5cfm

Square Drive

1/2lnch

Air Inlet

1/4"PT

Package Size Per

24X22X9cm Batch

Net Weight

3kg

Transport Package

Carton Box

Specification

1/2

Trademark

DOTING

Origin

China

Key features

High Torque Output: Delivers up to 1350nm maximum torque for heavy-duty applications.

Twin Hammer Mechanism: Features a twin hammer impact mechanism for superior power and durability.

OEM and ODM Support: Offers OEM and ODM services with minor customization options available.

CE Certified: Product meets CE safety and quality standards for international markets.

Versatile Applications: Ideal for assembly lines, automotive repair, construction sites, and heavy machinery maintenance.

High Speed Performance: Operates at up to 7500rpm with an operating pressure of 60-90 psi.

Customizable Design: Supports customization for hammer mechanism, air pressure, torque, and other specifications.

Manufacturer Direct: Sold directly by a manufacturer with 9 years of export experience and 100% inspection.

Company profile

High Repeat Buyers ChoiceExhibition ExperienceOEM Services100% Finished Products Inspection

Taizhou Dongting Pneumatic Tools Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs, Minor Customization CertifiedExport Year: 9 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤0.14h

AI-Powered supplier vetting

SummaryThe supplier demonstrates established manufacturing and export operations, with five production lines, stated annual outputs for three pneumatic tool categories, inventory capability, and export experience across multiple regions. It offers OEM, ODM, and customization services, supported by patented products and a professional development team. Quality assurance and CE compliance are indicated, and the supplier reports 11–20 quality-control staff. However, supplier-management, complaint-handling, corrective-action, finished-product inspection, and service-capability assessment procedures lack written records. Only one R&D engineer is reported, there is no SDK, no overseas warehouse or showroom, and no valid manufacturing-capacity contract with related subcontractors. Financial credibility cannot be assessed from the provided information.

Supplier typeThe supplier is a pneumatic-tool manufacturer providing standard products, tailor-made solutions, OEM and ODM services. It operates five production lines, has in-stock capability, and reports production of air impact wrenches, air die grinders, and air ratchet wrenches.

CertificationsCE product compliance certification is explicitly reported, and the supplier states that it follows international quality standards. However, supplier-management-system certification is listed as NIL, so evidence is limited to product compliance rather than a broader certified management system.

After-Sales capabilityThe supplier has inventory capability, but it lacks overseas warehouse and showroom services. Customer-complaint handling and corrective/preventive-action mechanisms have no written procedures or records, and service-capability assessment also lacks documented procedures.

R&D capabilityThe supplier reports patented products, customized solution development, ODM services, and one R&D engineer. However, it has no available SDK and only one reported R&D engineer, indicating some innovation activity but limited documented technical depth.

Production capacityProduction capability is supported by five production lines, CNC and other machining equipment, stated outputs of 50,000 air impact wrenches and 100,000 each of air die grinders and air ratchet wrenches, plus quality assurance and inventory capacity. A limitation is the absence of a valid manufacturing-capacity contract with related subcontractors.

Customization capabilityThe supplier explicitly offers tailor-made pneumatic tools, ODM services, and design services ranging from minor customization to customization from customer designs. This directly supports its ability to handle customized requirements.

Client casesThe supplier reports long-term relationships with distributors, retailers, and end-users, as well as OEM cooperation with popular brands. It reports no collaboration with Fortune 500 companies, so the evidence supports general customer experience but not high-profile corporate references.