What payment terms do you accept?

We accept LC, T/T, D/P, PayPal, Western Union, and Small-amount payment.

Is customization available?

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

High Torque with Minimal Rotation Durability and Longevity Spiral Torsion Springs

Name: High Torque with Minimal Rotation Durability and Longevity Spiral Torsion Springs
Brand: Qingdao Donrex Co., Ltd.
SKU: 2095440282

Shandong, ChinaQingdao Donrex Co., Ltd.

Negotiable

1,000 Pieces

Product profile

Customization

Available

Function

Pressed, Phonation, Buffer, Drive, Restoration, Measurement

Material

Stainless Steel

Usage

Industrial, Auto, Furniture, Motorcycle, Home Appliance

Deliver Time

Transport Package

Bubble Bag, Carton, Pallets or Wooden Box

Specification

Drawing

Trademark

OEM

Origin

China

Production Capacity

500000 PCS/Month

Key features

20 Years Manufacturing Experience: 20 years of manufacturing success in China and exporting experience worldwide.

High Torque Spiral Torsion Springs: High torque with minimal rotation, durability, and longevity spiral torsion springs.

Stainless Steel Material: Made from durable stainless steel for industrial, auto, and home appliance usage.

Flexible Customization Options: Offers customization from designs, samples, full customization, and minor customization.

ISO9001:2015 Certified: Manufactured under ISO9001:2015 management system with CE product certification.

100% Finished Product Inspection: 100% visual and function inspection for finished products with traceable raw materials.

Cost-Effective Solutions: Low cost mold materials and focus on efficiency offer cost-effective metal components.

Global Supplier for Major Brands: Satisfied supplier for 7 big companies from North America and Europe.

Company profile

Full CustomizationR&D CapabilitiesODM ServicesManagement Certification

Qingdao Donrex Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 18 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤9.57h

AI-Powered supplier vetting

SummaryThe supplier offers broad customization, exports approximately 90% of sales, has exported for 18 years, and reports standardized finished-product inspection instructions. It holds CE and ISO9001:2015 certifications and has seven R&D engineers, but launched no new products last year and is explicitly not classified as a professional technical supplier or a provider of 3D software design. The supplier lacks stated inventory, overseas warehouse, overseas showroom, overseas agents or branches, and offline trade-show participation. Manufacturing capacity is constrained by the absence of a valid contract with related subcontractors. Customer evidence is limited: there is no cooperation with Fortune 500 companies, while repeat-buyer preference is reported at 50%–80%. Financial credibility cannot be assessed because no relevant financial information is provided.

CertificationsThe supplier reports CE product compliance certification and an ISO9001:2015 management-system certificate. These are explicit certifications supporting compliance and quality-management capability.

After-Sales capabilityThe supplier reports no overseas warehouse, overseas showroom, overseas agents or branches, and no overseas service countries. It does provide several quotation and payment options, but the stated international service infrastructure is limited.

R&D capabilityThe supplier has seven R&D engineers and offers multiple forms of customization, but it is not a professional technical supplier, does not provide 3D software design services, and launched no new products in the past year. The evidence shows customization capacity but weak recent product-innovation evidence.

Production capacityThe supplier has written and uniformly followed finished-product inspection instructions, reports one-month average lead times in both peak and off-season periods, and identifies 40 qualified suppliers for service capability. However, it has no inventory capability and no valid manufacturing-capacity contract with related subcontractors, creating an explicit production-structure deficiency.

Customization capabilityThe supplier explicitly provides customization from designs, customization from samples, full customization, minor customization, and flexible customization. This is direct evidence of a broad range of customization services.

Product Q&A

Q:Can we get samples?

Yes, we can supply you the samples for checking our quality within 10-30 days.

Q:Can we place a trial order first time?

Yes, we are glad to supply you small trial order, and hope your quantity will be big in future.

Q:Can you help us to do the customs clearance of import?

Yes, we can help you to do the customs clearance.

Q:What is your lead-time?

Normal lead times range from 1 to 6 weeks for fully-machined components. We guarantee that quality and service are never compromised.

Q:What is the minimum order quantity?

The minimum order quantity is 100 Pcs.

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High Torque with Minimal Rotation Durability and Longevity Spiral Torsion Springs