What payment terms are accepted?

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

How is the quality of the tools ensured?

Each product undergoes 100% visual and function inspection by our dedicated QA/QC team before shipping.

What is the warranty or guarantee for this tool set?

The 40Cr steel construction ensures outstanding durability and resistance to deformation under high torque for long-term use.

Professional 21-Piece Heavy Duty Socket Wrench Set Hand Tools

Name: Professional 21-Piece Heavy Duty Socket Wrench Set Hand Tools
Brand: Jiangsu Ludong Intelligent Machinery Co., Ltd.
SKU: 2159163912

Jiangsu, ChinaJiangsu Ludong Intelligent Machinery Co., Ltd.

US$30.00-50.00

50 Pieces

Product specifications

Surface treatment

Product profile

Customization

Available

Type

Wrench Set

Material

40cr

Model NO.

21-piece/26-piece

Standard

German Type

Brand

Surface Treatment

Chrome Plating

Size

Common

Feature

Ordinary

Working Mode

Manual

Folded

Unfolded

Handle Color

Metallic

Application Age

Adult

Keywords

Manufacturer

MOQ

Country of Origin

Jiangsu

Specification Range

S19-S50

Transport Package

Carton

Specification

OEM

Trademark

OEM

Origin

China

HS Code

8204110090

Production Capacity

100000pieces/Year

Key features

Premium 40Cr Steel Material: Made of high-strength 40Cr alloy steel with excellent toughness and wear resistance.

Complete 21-Piece Set: Includes sockets, ratchet wrenches, extension bars, and a storage toolbox for various fasteners.

Efficient Ratchet Mechanism: Enables quick one-way rotation for rapid disassembly and assembly in tight spaces.

Versatile Application: Suitable for industrial maintenance, automobile repair, mechanical assembly, and home use.

Customization Available: Supports OEM/ODM services, including customization from samples, designs, and minor adjustments.

Professional Quality Control: 100% visual and function inspection by 3 QA/QC inspectors before shipment.

ISO9001 Certified Manufacturer: Produced in a 22,000 sqm factory with ISO9001:2015 certification and 5 R&D engineers.

Flexible MOQ & Lead Time: Low MOQ of 1 PC with consistent 15-day lead time for both peak and off-season orders.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceMulti-language PioneerSelf-branded

Jiangsu Ludong Intelligent Machinery Co., Ltd.

Jiangsu, 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. CertifiedNearest Port: Shanghai PortAverage Response Time: ≤1.08h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryLudong is a manufacturing-oriented supplier with a broad industrial business scope and extensive listed machinery, including CNC, machining, forming, heat-treatment, and finishing equipment. It reports 3D software design capability, multiple customization modes, recent product development, raw-material traceability, 100% finished-product inspection, and ISO9001:2015 certification. Service-management procedures, complaint handling, and corrective/preventive-action records are stated to exist. The supplier has inventory capability and stated peak- and off-season lead times within 15 workdays, but lacks a valid manufacturing-capacity contract with related subcontractors, an overseas warehouse, and an overseas showroom. No cooperation with Fortune 500 companies is reported. Financial credibility cannot be assessed from the available non-financial evidence.

Supplier typeThe stated business scope covers building materials, steel, wood, standard parts, rubber products, machine tools, motor equipment, grinding wheels, bearings, mold materials, and import/export activities. Company history identifies successive tool and CNC machine-tool entities, indicating a manufacturing and industrial-equipment supplier rather than a purely trading or service business.

CertificationsThe supplier reports holding an ISO9001:2015 management-system certificate. This is explicit certification evidence, although no other certifications are identified in the provided slices.

After-Sales capabilityThe supplier reports written and followed procedures for service-capability assessment, corrective and preventive actions, and effective customer-complaint handling. It also states lead times within 15 workdays in both peak and off-season and accepts multiple service quotation and payment terms, supporting operational service capability; however, no specific warranty or repair policy is provided.

R&D capabilityThe supplier reports new products during the past year, five R&D engineers, more than 10 patents and invention achievements, and national high-tech enterprise recognition in 2019 and 2022. These details provide explicit evidence of ongoing R&D and technology activity.

Production capacityThe listed facility includes presses, punching, wire cutting, lathes, CNC centers, drilling, milling, grinding, boring and milling, and heat-treatment equipment. The supplier reports inventory capability, 100% finished-product inspection, raw-material traceability, and lead times within 15 workdays, but it has no valid manufacturing-capacity contract with related subcontractors.

Customization capabilityThe supplier explicitly provides 3D software design services and supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This combination indicates broad product-design and customization capability.

Client casesThe supplier explicitly reports no cooperation with Fortune 500 companies. The slices do not provide named customers, project references, order examples, or other customer-case evidence, so customer-case strength cannot be established.