What is the delivery time?

About 7 -15 days after all details confirmed and able to offering fast delivery for urgent order.

Do you offer free samples?

We could offer free samples for your reference,you just need to pay the shipping cost.

M4 M5 M6 M7 M8 Steel All Thread Right and Left Hand Threaded Round Coupling Nut

Name: M4 M5 M6 M7 M8 Steel All Thread Right and Left Hand Threaded Round Coupling Nut
Brand: Shenzhen Conghui Precision Hardware Co., Ltd.
SKU: 1953322732

Guangdong, ChinaShenzhen Conghui Precision Hardware Co., Ltd.

US$0.01-0.20

100 Pieces

Product profile

Customization

Available

Material

Stainless Steel, Carbon Steel

Type

Round Head

Connection

Common Bolt

Head Style

Round

Standard

DIN, ANSI, GB, JIS, GOST, BSW

Grade

6.8

Product Name

Hardware Fasteners Round Coupling Nut

Certificate

ISO9001:2008, SGS Testing Report & RoHS

Nut Type

Coupling Nut

OEM

OEM Coupling Nut

Transport Package

General Export Package

Specification

Custom Nut as You Need

Trademark

CONGHUI

Origin

Guangdong, China

HS Code

7318160000

Production Capacity

1000000PCS/Week

Key features

Customizable Sizes: Available in M3-M20 or customized as per your specific request.

Wide Material Options: Stainless Steel, Carbon Steel, Titanium, Aluminum, Brass, etc.

Multiple Finishing: Zn-plated, Ni-plated, Anodized, Black Oxide, and more.

Fast Delivery: About 7-15 days after details confirmed; urgent orders supported.

Quality Assurance: ISO9001:2008, SGS, RoHS certified with strict quality standards.

Free Samples: Free samples available for reference; customer pays shipping.

20 Years Experience: Professional manufacturer with 20 years in fastener production.

Global Standards: Complies with DIN, ANSI, GB, JIS, GOST, BSW, and ISO.

Company profile

Shenzhen Conghui Precision Hardware Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤2.63h

AI-Powered supplier vetting

SummaryShenzhen Conghui Precision Hardware Co., Ltd. is a China-based limited company identified as both a trading company and manufacturer/factory, supplying fasteners, hardware, and tools. It demonstrates broad customization and ODM capabilities, reports new products within the past year, and provides OEM services for well-known brands. Service processes for corrective actions and customer complaints are documented and supported by records, while supplier-service qualification procedures exist but lack records. Production-related evidence is mixed: reported lead time is within 15 working days in both peak and off-season, but no in-stock, overseas warehouse, overseas branch/agent, or overseas showroom capability is reported. Financial period information is present for three years, but no financial performance details are provided. Audit information identifies TÜV Rheinland, although the audit result is recorded as 0 and the report validity ended on 2025-02-23. Raw-material traceability, quality assurance...

Supplier typeThe supplier is identified as both a trading company and manufacturer/factory, with limited-company ownership and a business scope covering molds, bicycle accessories, forged and stamped parts, auto and motorcycle parts, and hardware products. Its stated product scope is fasteners, hardware, and tools, indicating a supplier with both manufacturing and trading characteristics.

After-Sales capabilityThe supplier has clear procedures and followed records for corrective and preventive actions and customer complaints. It accepts multiple service quotation and payment terms, but has no overseas agents or branches, no overseas showroom, no overseas warehouse, and reports service coverage in 0 countries, limiting evidence of international after-sales reach.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and offers multiple design-development options. It does not have an available SDK, but the evidence supports product and design innovation capability for physical products.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM services, directly supporting a broad customization capability.

Client casesThe supplier reports providing OEM services for well-known brands, which is direct evidence of at least one type of customer engagement. However, no customer names, project details, volumes, or independently verifiable case records are provided, so the breadth and strength of its customer case history cannot be fully assessed.

Product Q&A

Q:Are you a trading company or a manufacturer?

We are an Industry&Trade Company.

Q:What is your product range?

Our product range includes screws, nuts, knobs, bolts, washers, rivet, anchor and CNC parts. We strictly implement various quality standards like GB, ISO, DIN, JIS, AISI NFE and BSW.Non-standard products also accepted.

Q:Why should I choose you? What are your advantages?

We are a professional manufacturer and have 20 years production and management experience in the field of fasteners . We can provide our customers with a good solution in the area of production design, production process,packaging and after-sale service.Customer satisfaction is our sole pursuit.

Q:Which industry fields are your products suitable for?

Our products are widely use in machine assembling, electronics, constructional engineering furniture cabinets, etc.

Q:What are the available materials?

Stainless Steel (SS201, SS303, SS304, SS316, SS410, SS420), Carbon Steel (4.8, 6.8, 8.8, 10.9, 12.9), Titanium (GR1-GR5), Aluminum, Brass, etc.