Are free samples available for new customers?

Yes, we offer free samples for new customers, with express charges covered by us.

What standards do these hex nuts meet?

Our hex nuts meet DIN and ISO standards, specifically model number DIN6915.

Is OEM service available?

Yes, OEM and ODM services are available, allowing for customization from samples, designs, or full customization.

Heavy Duty Steel Hex Nuts

Name: Heavy Duty Steel Hex Nuts
Brand: Ningbo Steel Bolt Co., Ltd
SKU: 2116535745

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.

DIN6915

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ISO

Grade

8, 10, 12

System of Measurement

Metric

Product Name

Hex Nut

Measurement System

Metric

Finish

Zinc/Black Plated/HDG

Application

General Industry

Transport Package

Carton+Pallet

Specification

M6-M100

Trademark

ningbo-bolt

Origin

Zhejiang, China

Production Capacity

100000 Piece/Pieces Per Month

Key features

Lifetime Warranty: Backed by strict ISO9001 management system for lifetime warranty guarantee.

High Strength Steel: Heavy duty steel fasteners engineered for structural strength in industrial use.

OEM/ODM Services: OEM and ODM services available with customized packaging and logo branding.

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

Strict Quality Control: Rigorous quality control from raw materials to finished products with random inspection.

Competitive Pricing: Competitive pricing for premium quality products with free samples for new customers.

Fast Delivery: Quick delivery times for small and large orders, with lead time of one month.

Multiple Payment Options: Accepts LC, T/T, PayPal, and D/P for customer convenience.

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.