Are OEM and ODM services available?

Yes, we offer OEM and ODM services with options for customized logos or cartons.

What quality certifications do you have?

We adhere to ISO9001 standards and provide MTC and mill certificates upon completion.

What is the standard packaging?

Standard packaging is 20-25kg per carton, with options for customized logos or cartons.

Heavy Duty Secure Nylon Lock Nuts

Name: Heavy Duty Secure Nylon Lock Nuts
Brand: Ningbo Steel Bolt Co., Ltd
SKU: 2116544635

Zhejiang, ChinaNingbo Steel Bolt Co., Ltd

US$0.10-1.00

1,000 Pieces

Product profile

Customization

Available

Standard

ISO

System of Measurement

Metric

Model NO.

DIN985

Product Name

Hex Nut

Measurement System

Metric

Finish

Zinc/Black Plated/HDG

Application

General Industry

Origin

Zhejiang, China

Production Capacity

100000 Piece/Pieces Per Month

Key features

DIN985 Approved Standard: Meets ISO DIN985 standards for high strength and durability.

Corrosion Resistant Finish: Available in Zinc, Black Plated, or HDG for rustproof performance.

Metric Measurement System: Designed with precise metric specifications for industrial use.

Lifetime Warranty Coverage: Includes 100% qualified guarantee and lifetime warranty on products.

OEM and ODM Services: Full customization available from samples, designs, or minor adjustments.

ISO9001 Quality Control: Strict quality measures with MTC and mill certificates provided.

Flexible Delivery Options: Stock items ship within 15 days; large orders take 25-35 days.

Free Sample Availability: Free standard samples offered for new and returning customers.

Company profile

High Repeat Buyers Choice

Ningbo Steel Bolt Co., Ltd

Zhejiang, 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: 6 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier and operates as a combined company involved in producing and selling fasteners, hardware products, auto parts, and oil pipeline fittings. It supports extensive product customization, including samples, designs, full customization, minor customization, and flexible customization. The supplier reports two production lines and one presence in a main export market, with an average lead time of one month in both peak and off-season periods. However, it lacks 3D software design services, SDK availability, in-stock capacity, overseas warehouses, overseas agents or branches, and offline trade-show participation. Finished products are checked by packing staff, while no written procedures or records are used for assessing service capability. The provided information does not establish certifications, financial strength, after-sales performance, or customer case history.

Supplier typeThe supplier is explicitly identified as a professional technical supplier. It is a combined company whose stated business scope includes production and sales of fasteners, hardware products, auto parts, and oil pipeline fittings, as well as related import and export activities.

R&D capabilityThe supplier is identified as having professional technical research and development capability, and it offers multiple forms of customization. However, it explicitly does not provide 3D software design services and has no available SDK, so the evidence supports technical customization but not broader digital or software innovation capability.

Production capacityThe supplier reports two production lines, one-month average lead times in both peak and off-season, and six years of exporting experience. Countervailing controls are limited: finished products are checked by packing staff, there is no continuous quantity reconciliation for each batch or production run, no outsourcing SOP, no valid manufacturing-capacity contract with related subcontractors, and no in-stock capacity.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad product-design and modification capability, although 3D software design services are not available.

Product Q&A

Q:What customization options are available?

We offer full customization, minor customization, and flexible customization from samples or designs.

Q:What are the delivery times for orders?

Stock items can be delivered within 15 days, while larger quantities may take 25-35 days.

Q:Do you provide free samples?

Yes, new customers receive free standard fastener samples (client covers express charges), and old customers receive free samples with charges covered by us.

Q:What payment terms do you accept?

We accept T/T, L/C, D/P for general orders, and PayPal or Western Union for small or sample orders.

Q:What is the warranty policy?

We provide a 100% qualified guarantee and a lifetime warranty on our products.