What is your product range?

Our range includes screws, nuts, knobs, bolts, washers, rivets, anchors, and CNC parts, meeting standards like GB, ISO, DIN, JIS, AISI, NFE, and BSW.

Why should I choose you? What are your advantages?

We provide good solutions in production design, process, packaging, and after-sale service, with customer satisfaction as our sole pursuit.

What materials are available for these nuts?

Available materials include High Strength Steel and Stainless Steel, with specific grades like SS304, SS316, 201, 316L, 309S, 410, 420, and 430.

Hot Sale DIN934 DIN 555 DIN6334 Long Nut Hex Coupling Nuts

Name: Hot Sale DIN934 DIN 555 DIN6334 Long Nut Hex Coupling Nuts
Brand: Hand Industrial Co., Limited
SKU: 2009051475

Jiangsu, ChinaHand Industrial Co., Limited

US$0.0164-8.9455

1,000 Pieces

Product profile

Customization

Available

Material

Stainless Steel

Type

Hexagon Head

Model NO.

15A-3

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, GB

Grade

A2;A4

Size

M3-50

Screw Name

Hex Coupling Nuts

Certification

ISO9001

Export Markets

Global

Available Material

High Strength Steel, Stainless Steel

Used

Machinery, Chemical Industry, Environmental

Surface Finishing

Black, Color-Zinc, Blue-White Zinc

Screw Type

T Head/Mushroom Head/Cheese Head/Thumb Screw

Screw Head Type

Hexagon Head/Round Head/Csk Head/Pan Head

Screw Groove

Word/Triangle/Cross/Flower/Flower Word

Transport Package

25*16*25cm Carton Box, Then Polywood Box Packed

Specification

M3, M4, M5

Trademark

Hande

Origin

Jiangsu

HS Code

73182200

Production Capacity

100tons/Year

Key features

Wide Material Selection: Available in SS304, SS316, 201, 316L, 309S, 410, 420, and 430 stainless steel grades.

Extensive Size Range: Sizes available from M3 to M38, covering M3-50 for custom requests.

Low MOQ Advantage: Supports low minimum order quantities to accommodate diverse customer needs.

Fast Delivery Options: 3 days for stock items; 7-15 days for production; 15-20 days if out of stock.

Free Sample Policy: Free samples provided for existing molds; shipping cost covered by buyer.

Professional Manufacturer: Direct factory with years of experience in fastener production and management.

Global Certification: ISO9001 certified; meets GB, ISO, DIN, JIS, AISI, NFE, and BSW standards.

Comprehensive Product Range: Offers screws, nuts, bolts, washers, rivets, anchors, and CNC parts.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceR&D CapabilitiesFlexible Customization

Hand Industrial Co., Limited

Jiangsu, China

Business Type: Manufacturer/FactoryExport Year: 2010-10-11Nearest Port: Shanghai, Ningbo, GuangzhouAverage Response Time: ≤4.38hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW, Others

AI-Powered supplier vetting

SummaryHand Industrial Co., Limited is identified as a China-based manufacturer/factory in Jiangsu producing screws, bolts, fasteners, nuts, and rivets. The supplier demonstrates documented procedures for service assessment, corrective and preventive actions, and complaint handling, with records showing implementation. It reports inventory capability, overseas agents or branches, participation in Fastener Fair Mexico 2025, broad export-market coverage, and customization from samples, designs, and full or minor specifications. Production information includes 6,000 tons of screws and nuts, with peak-season fulfillment within 15 workdays; off-season lead-time information is inconsistent across the provided records. The supplier has introduced new products but does not provide 3D software design, ODM, SDK, or well-known-brand OEM services. A TUV Rheinland audit record is provided, but the audit result is recorded as 0 and no certification holding is explicitly identified. Financial credibility cannot be established...

Supplier typeThe supplier is identified as both a manufacturer/factory and a trading company, with the legal company name Hand Industrial Co., Limited. Its stated business scope includes hardware wholesale, metal-material sales, and import/export activities, indicating manufacturing and trading functions.

After-Sales capabilityThe supplier has written procedures and followed records for handling customer complaints, as well as documented corrective and preventive action procedures. It also reports overseas agents or branches and participation in Fastener Fair Mexico 2025, supporting service contact capability, although no specific response-time or warranty terms are provided.

R&D capabilityThe supplier is identified as a professional technical supplier and has developed new products within the past year. However, it does not provide ODM services, SDK access, or 3D software design services, limiting the evidence for advanced platform-based innovation.

Production capacityThe supplier reports in-stock capability, annual screws-and-nuts output of 6,000 tons, 20 qualified suppliers, and peak-season order fulfillment within 15 workdays. It has access to Shanghai, Ningbo, and Guangzhou ports, while off-season lead-time data is inconsistent: one record states within 15 workdays and another states one month.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. This directly supports a broad range of product customization requirements, although 3D software design services are not available.

Product Q&A

Q:Are you a trading company or manufacturer?

We are a professional manufacturer with many years of production and management experience in the fastener field.

Q:How long is your delivery time?

Generally 7-15 days if in stock, or 15-20 days if not in stock. We have large stock for 3-day delivery on stock items and 7-15 days for production.

Q:Do you provide samples? Is it free or extra?

Yes, we offer free samples for existing molds, but the shipping cost is not covered.

Q:What are your terms of payment?

For orders less than USD 5000, 100% T/T in advance. For orders over USD 5000, 50% T/T in advance with the balance before shipment. Other terms are welcome.

Q:What are your price terms?

We accept EXW, FOB, CIF, CFR, FCA, CPT, CIP, DAP, and DDP.