What are your payment terms?

For payments under 2000 USD, 100% in advance. For payments over 2000 USD, 30%-70% T/T in advance with the balance before shipment.

What is your packing method?

Normal packing is bulk in cartons (20-25kgs/carton, 36 cartons/pallet). We can also pack according to your specific requirements.

Do you provide after-sales service?

Yes, you can contact us anytime. We ensure good protection to avoid damage. If any transport damage or quality issue occurs, please send pictures and we will handle it responsibly.

DIN 21346 M16-M30 Large High Strength Square Head Bolt Class 12.9 Made in China

Name: DIN 21346 M16-M30 Large High Strength Square Head Bolt Class 12.9 Made in China
Brand: Shanghai Gentle Fasteners Technology Co.,Ltd.
SKU: 795943072

Shanghai, ChinaShanghai Gentle Fasteners Technology Co.,Ltd.

US$0.001-0.005

10,000 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Alloy Steel

Type

Round Head

Groove

Hexagon

Connection

Common Bolt

Head Style

Round

Standard

DIN, GB, ANSI, BSW, JIS, GOST

Grade

12.9

Service

Customized

OEM

Yes

Transport Package

26 * 26 * 10 Cartons in Bulk

Specification

24*65

Trademark

SH or OEM

Origin

Made in China

HS Code

7315189001

Production Capacity

220mpieces/Year

Key features

High Strength Grade 12.9: Manufactured from alloy steel with Class 12.9 high strength rating for durable performance.

OEM and ODM Service: Full customization support including design from samples or drawings with logo printing.

Wide Material Options: Available in Alloy Steel, Carbon Steel, Steel, Brass, and Bronze for diverse applications.

Multiple Surface Treatments: Options include HD Zinc, Blue/Black Passivation, Greencate, and Nickel Plating.

Flexible MOQ: Minimum Order Quantity is just 1 piece, supporting small orders and sample checks.

Fast Delivery: 5-10 days for stock items; 15-20 days for non-stock items based on quantity.

Expert Technical Support: Engineers with 34 years of experience ensure superior quality and competitive offers.

Comprehensive Warranty: Confident in product quality with responsible after-sales service for any defects.

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: ≤24h

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.