Is quality certification provided with the order?

Yes, our dedicated QC team inspects every production link and provides MTC and mill certificates upon completion.

Heavy Duty Stainless Steel Industrial Screws

Name: Heavy Duty Stainless Steel Industrial Screws
Brand: Ningbo Steel Bolt Co., Ltd
SKU: 2115659235

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

OEM/ODM Customization: Supports full customization from samples, designs, and minor adjustments for specific needs.

Lifetime Warranty: Backed by strict ISO9001 quality control and a lifetime warranty for mechanical defects.

Free Sample Policy: New customers get free standard fastener samples; old customers receive samples with paid express.

Flexible Order Quantity: Accepts small orders of any size with maintained stock for quick production turnaround.

Certified Quality Control: Dedicated QC team provides MTC and mill certificates for every production link.

Competitive Pricing: Offers premium quality fasteners at competitive prices with secure transaction guarantees.

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: ≤18h

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:Does the manufacturer support OEM or ODM services?

Yes, we offer comprehensive OEM/ODM services, including customization from samples, designs, and flexible minor adjustments.

Q:What is the warranty period for these screws?

We provide a lifetime warranty for our products, backed by strict ISO9001 quality control processes.

Q:Can I order a small quantity or sample?

We welcome small orders of any size. New customers can receive free samples (express paid by customer), and old customers get free samples (express paid by us).

Q:What are the delivery times for stock and bulk orders?

Stocked goods can be delivered within 15 days. Larger quantities typically take 25-35 days.

Q:What payment methods do you accept?

We accept various payment methods including LC, T/T, PayPal, and D/P for your convenience.