What grades of hex bolts are available?

We supply hex bolts in various grades including 8.8, 10.9, and 12.9 to ensure high tensile strength and durability.

High Quality Black Finish DIN933 HDG Hex Bolts for Hardware

Name: High Quality Black Finish DIN933 HDG Hex Bolts for Hardware
Brand: Dongguan VG Fasteners Co., Ltd.
SKU: 2108721915

Guangdong, ChinaDongguan VG Fasteners Co., Ltd.

US$0.012-0.10

1,000 Pieces

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Hexagon Head

Model NO.

DIN933

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, GB, ISO

Grade

12.9

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Black

Finsh

Black

Type1

Polishing

Transport Package

Neutral Package

Specification

M3-M36, 1/4-1''

Trademark

Origin

China

HS Code

731815

Production Capacity

100000000/Month

Key features

High Strength Alloy Steel: Made from alloy steel with black oxide finish, offering excellent tensile strength for automotive applications.

OEM/ODM Support: Perfect for OEM/ODM projects with customized finish options like black and polishing available.

Fast Delivery: Guaranteed fast delivery within 7 days due to efficient manufacturing processes and proximity to Shenzhen port.

Large Monthly Capacity: Monthly capacity includes 1000 tons for Socket screws and 500 tons for anchor bolts.

Strict Quality Control: 10 QC colleagues ensure thorough goods inspection on the production line with 200 dedicated employees.

14 Years Experience: Over 14 years of expertise in fasteners manufacturing, serving as a sub-supplier for major global brands.

Double-Sided Threading: Features double-sided end threading to ensure secure fastening in various hardware applications.

Wide Application Range: Suitable for machinery, chemical industry, environmental, building, and automotive sectors.

Company profile

High Repeat Buyers ChoiceExhibition Experience

Dongguan VG Fasteners Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableAverage Response Time: ≤2.42h

AI-Powered supplier vetting

SummaryDongguan VG Fasteners Co., Ltd. is identified as both a trading company and manufacturer/factory in China, offering anchors, screws, nuts, thread rods, and related fasteners. It reports ISO 9001 and ISO 14000 management-system certifications, professional R&D capability, 3D software design, and multiple customization modes. Stated production capacity includes 12,000 tons of socket screw items and 6,000 tons of anchor bolts annually. The supplier has self-operated import/export rights and reports that 90% of total sales come from exports. However, SDK availability is explicitly absent, while after-sales capability, customer cases, raw-material traceability, and several sustainability controls are not evidenced. Financial information is represented only by years rather than performance metrics, so financial credibility cannot be assessed from the provided data. The SGS audit record is dated April 24, 2024 to April 23, 2025, with an evaluation result of 0; the meaning of that result is not defined in the...

Supplier typeThe supplier is described as a Limited Company and as both a Trading Company and Manufacturer/Factory. Its stated scope covers fastener sales, hardware, metal products, mechanical parts, tools, plastics, molds, and related goods, indicating a combined trading and manufacturing business model.

CertificationsThe supplier reports holding ISO 9001 and ISO 14000 management-system certifications. These certifications provide explicit evidence of formal quality and environmental management systems, although no certificate numbers, issuing bodies, or validity dates are provided.

R&D capabilityThe supplier is explicitly identified as a professional technical supplier, reports 3D software design services, and has 6–10 years of total R&D engineer experience. However, it reports no available SDK, limiting evidence of software-development integration capability.

Production capacityThe supplier reports annual productivity of 12,000 tons for socket screw items and 6,000 tons for anchor bolts, and also identifies itself as a manufacturer/factory. These stated capacities support a positive assessment of production capability, although broader capacity utilization and facility details are not provided.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad customization coverage for its offered products.

Product Q&A

Q:What materials are available for these hex bolts?

We offer hex bolts made from carbon steel, alloy steel, and stainless steel to meet various strength and corrosion resistance needs.

Q:What surface treatments can be customized?

Customizable surface treatments include black oxide, white/yellow zinc plating, and hot dip galvanizing (HDG).

Q:What is the lead time for orders?

We guarantee fast delivery within 7 days for standard orders. Peak season lead time is one month, while off-season is within 15 workdays.

Q:Do you provide OEM or ODM services?

Yes, we provide OEM and ODM services, allowing for customized finishes and types to suit specific project requirements.

Q:What are the main applications for these bolts?

These high-strength hex bolts are primarily designed for automotive applications but are also suitable for machinery, construction, and chemical industries.