How can I get a sample to check quality?

After price confirmation, samples are free for 1-3 pieces (freight charged). Sample costs for small-scale production are refundable after order confirmation exceeding MOQ.

What are your payment terms?

For payments <=5000 USD, 100% in advance. For payments >=5000 USD, 30% in advance with the balance before shipment.

What is the production lead time?

Normally about 15 days for production. We ship ASAP while ensuring quality.

High Quality High Strength Black Hexagon Head Bolt M16 DIN933 DIN931 Made in China

Name: High Quality High Strength Black Hexagon Head Bolt M16 DIN933 DIN931 Made in China
Brand: Shanghai Gentle Fasteners Technology Co.,Ltd.
SKU: 798832732

Shanghai, ChinaShanghai Gentle Fasteners Technology Co.,Ltd.

US$0.02

10,000 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Alloy Steel, Carbon Steel

Type

Hexagon Head

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

10.9

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Black

Service

Customized

Support (Size/Grade/Surface/Head/Driver etc.)

OEM ODM

Yes

Logo Customization

Support

Outer Packaging Customization

Support

Logistics Mode

Customized

Estimated Delivery Time

Negotiation Required

Transport Package

26 * 26 * 10 Cartons in Bulk

Specification

M4 - M56

Trademark

SH or OEM

Origin

Made in China

HS Code

7315189001

Production Capacity

220mpieces/Year

Key features

30+ Years OEM/ODM Experience: Over 30 years of customized and OEM/ODM experience with professional design support.

Full Customization Support: Supports customization for size, grade, surface, head, driver, logo, and packaging.

Wide Material & Grade Options: Available in Carbon/Alloy Steel/Stainless Steel with grades 4.8 to 12.9.

Extensive Surface Treatment: Options include Black, Zinc Plated, Dacromet, HDG, and Greencate coating.

ISO9001 & TUV Certified: Products certified by ISO9001 and TUV, with third-party SGS reports available.

Flexible MOQ & Small Orders: Accepts small orders with a Minimum Order Quantity of just 1 piece.

60+ Years Process Expertise: Backed by 60+ years of process experience and advanced manufacturing technology.

Global Shipping Support: Assists with logistics and shipping to any country, even without your forwarder.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceSelf-branded

Shanghai Gentle Fasteners Technology Co.,Ltd.

Shanghai, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company based in Minhang District, Shanghai, with stated equipment, metal-product, packaging-material, electronic-product, machinery, software, and related sales activities. It reports export activity for three years, self-operated import/export rights, and exports representing 51%–70% of total sales, with markets in Southeast Asia, the Middle East, East Asia, and Europe. The supplier states that it provides 3D software design, ODM, OEM for well-known brands, and multiple customization options, and reports new products in the past year. Service procedures for corrective and preventive actions and customer complaints are documented and followed. However, quality-assurance status is unknown; no overseas showroom, overseas agent or branch, or offline trade-show participation is reported. Production information is inconsistent across slices, and no certification holdings or customer case details are provided.

Supplier typeThe supplier is explicitly classified as a trading company, with its company nature also stated as a trading company. Its listed activities include trading, sales, technical services, and export-related business rather than an explicitly documented manufacturing identity.

After-Sales capabilityThe supplier has documented procedures and records for corrective and preventive actions and for handling customer complaints. However, it reports no overseas showroom, overseas agent or branch, or offline trade-show participation, so the evidence supports complaint-process capability but not broad overseas service coverage.

R&D capabilityThe supplier reports R&D-related capabilities including 3D software design, ODM services, and new products during the past year. It also states that no SDK is available, but this is a specific limitation and does not negate the documented broader innovation capabilities.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. It also provides 3D software design services, directly supporting a broad customization offering.

Client casesThe supplier states that it provides OEM services for well-known brands, which is evidence of brand-related customer experience. No named customers, project examples, or independently detailed case records are provided.