How do you control your quality?

We request Ningbo Bolt QC to inspect every production link for each batch of goods. We can provide MTC and mill certificate when the goods are finished.

Could you provide free samples?

For new customers, the Ningbo Steel Bolt Co., Ltd can provide free samples for standard fasteners, but the clients will pay the express charges. For old customers, we will send free samples and pay the express charges ourselves.

Do you accept small orders?

Sure, we can accept any orders. The Ningbo Steel Bolt Co., Ltd keeps lots of stock for Bolts, Nuts, Threaded rods, and Washers, and can produce fast in these products.

How about your delivery time?

Generally, if the goods are in stock, delivery is within 15 days. If the quantity is 1-2 containers, delivery takes 25-35 days.

What is your packing?

Packing is 20-25kg per carton, 36 or 48 cartons per pallet. One pallet is about 900 kgs. We can also produce customer's logo on the cartons or customize cartons according to customer requests.

What is your payment term?

The Ningbo Bolt can accept T/T, L/C, D/P for general orders, and PayPal and Western Union for small orders or sample orders.

Hexagonal Castle Nuts Fine Thread DIN 935 Class 6/8 Zinc Plated

Name: Hexagonal Castle Nuts Fine Thread DIN 935 Class 6/8 Zinc Plated
Brand: Ningbo Steel Bolt Co., Ltd
SKU: 2114775565

Zhejiang, ChinaNingbo Steel Bolt Co., Ltd

US$0.10-1.00

1,000 Pieces

Product profile

Customization

Available

Material

Steel

Type

Hexagon Head

Model NO.

DIN935

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN

Grade

System of Measurement

Metric

Product Name

Hex Nut

Measurement System

Metric

Finish

Zinc/Black Plated/HDG

Application

General Industry

Transport Package

Carton+Palledt

Specification

M6-M100

Trademark

ningbo-bolt

Origin

Zhejiang, China

Production Capacity

100000 Piece/Pieces Per Month

Key features

DIN 935 Standard Compliance: Hexagonal castle nuts manufactured to DIN 935 Class 6/8 standards for precision fit.

Versatile Finish Options: Available in Zinc, Black Plated, and HDG finishes for enhanced corrosion resistance.

OEM and ODM Services: Full customization available including logo printing and custom carton designs.

ISO 9001 Quality Control: Strict quality management system ensuring 100% qualified products with lifetime warranty.

Fast Delivery for Stock Items: In-stock goods can be delivered within 15 days for immediate project needs.

Free Samples for New Clients: Standard fastener samples provided free of charge, client pays express shipping.

Flexible Order Acceptance: Accepts small orders and maintains extensive stock of various bolt and nut types.

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

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 you a manufacturer or trading company?

The Ningbo Steel Bolt Co., Ltd is a manufacturer of fasteners factory with many years of experience in Bolts, Nuts, Threaded Rods and Washers in Ningbo, China.

Q:Are OEM/ODM services provided?

Yes, the Ningbo Bolt accepts OEM/ODM services.

Q:How to guarantee quality?

We have strict quality control from raw materials to finished products according to the ISO9001 quality management system. We guarantee all products 100% qualified and support lifetime warranty.

Q:How do you let me trust you?

The Ningbo Steel Bolt Co., Ltd is a fasteners factory in China with many years of production experience. We are a Gold member of Made in China and have credit guarantee from Made in China.

Q:How about your price?

We offer high quality products with reasonable prices. Please send an inquiry, and the Ningbo Bolt will quote you a price for your reference immediately.