Do you accept small orders?

Yes, we accept orders of any size and maintain stock for various fasteners.

What certifications do your products have?

Our products follow the ISO9001 quality management system and come with MTC and mill certificates.

What are the available grades for the screws?

We offer screws in grades 4.8, 6.8, 8.8, 10.9, and 12.9.

Heavy Duty Industrial Stainless Steel Screws

Name: Heavy Duty Industrial Stainless Steel Screws
Brand: Ningbo Steel Bolt Co., Ltd
SKU: 2117295435

Zhejiang, ChinaNingbo Steel Bolt Co., Ltd

US$0.10-1.00

1,000 Pieces

Product profile

Customization

Available

Material

Steel

Surface Finishing

Zinc Plated

Model NO.

Din 976

Grade

4.8, 6.8, 8.8, 10.9, 12.9

Certification

DIN

Customized

Packing

Pallet

Studs Type

Metric Studs B1=1.25D

Finish

Zinc

Application

Industry

Customized Support

OEM

Surface Treatment

Zinc Plated

Transport Package

Carton+Pallet

Specification

M6-M100

Trademark

ningbo-bolt

Origin

Ningbo, China

Production Capacity

100000 Piece/Pieces Per Month

Key features

Lifetime Warranty Coverage: Covers all mechanical defects with free parts and labor for the machine's entire life.

ISO9001 Certified Quality: Strict quality control measures ensuring 100% qualified products.

OEM/ODM Customization: Full customization options available from samples and designs.

Fast Delivery for Stock: Stocked goods delivered within 15 days.

Free Samples for New Clients: Free samples for standard fasteners (client covers express charges).

Flexible Order Acceptance: Accepts orders of any size with quick production capabilities.

Diverse Grade Options: Available in grades 4.8, 6.8, 8.8, 10.9, and 12.9.

Comprehensive Payment Terms: Accepts T/T, L/C, D/P, PayPal, and Western Union.

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:Are OEM and ODM services available?

Yes, we offer OEM/ODM services with full customization options from samples and designs.

Q:What is the delivery time for stock items?

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

Q:Do you provide free samples?

New customers receive free samples for standard fasteners (client covers express charges), while old customers receive free samples with company-covered express charges.

Q:What payment methods do you accept?

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

Q:What is your warranty policy?

We adhere to strict quality control measures and provide lifetime warranty support for all products.