What is the standard packaging method?

Standard packaging is 20-25 kg per carton, with 36 or 48 cartons per pallet (approx. 900-960 kg per pallet). Custom packaging is available.

Is factory visit allowed?

Yes, factory visits are welcome at any time. Please contact us in advance to arrange transportation from the airport or train station.

How can I trust your company?

We are verified suppliers on Made-in-China and undergo rigorous certification processes to ensure we are a legitimate manufacturer.

DIN963 Machine Screws Stainless Steel 304 316 Slotted Csk Countersunk Flat Head Screws

Name: DIN963 Machine Screws Stainless Steel 304 316 Slotted Csk Countersunk Flat Head Screws
Brand: Bolnut Fastener Co., Ltd
SKU: 2217353835

Jiangsu, ChinaBolnut Fastener Co., Ltd

US$0.10

1 Piece

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel/Alloy Steel

Type

Countersunk Head

Model NO.

DIN963

Groove

Slotted

Connection

Head Style

Round

Standard

DIN, GB, ANSI, BSW, JIS, GOST

Grade

8.8

Application

Machinery, Chemical Industry, Building

Finish

Black, Zinc, Plain, Black Oxide, Zinc Plated

MOQ

10000pieces

Thread

Metric

Name

Slotted Countersunk Head Screws

Certificate

ISO9001,RoHS

Measurement System

Inch,Metric

Transport Package

20-25kg/Carton+900kg Pallet

Specification

M3-M10

Trademark

BNT

Origin

China

HS Code

731815

Production Capacity

1000ton/Month

Key features

Wide Material Selection: Available in SS201, SS304, SS316, SS316L, SS904L, F593, and various steel grades.

Customization Support: Accepts custom logos, designs, and packaging based on customer samples and drawings.

Free Sample Policy: Free samples provided for standard fasteners; existing customers also get free express charges for samples under 1kg.

Flexible Lead Time: Stock items deliver in 2-5 days; custom orders take 10-30 days depending on season and quantity.

Professional Manufacturing: Over 10 years experience with rigorous durability tests and precision crafting for high reliability.

Multiple Finishing Options: Offers Zinc (Yellow/White/Blue/Black), HDG, Black Oxide, Geomet, Dacroment, Anodization, and Nickel plating.

Competitive Pricing: Cost-effective solutions leveraging robust factory production capabilities without compromising quality.

Verified Supplier: Verified on Made-in-China with rigorous certification processes ensuring legitimate manufacturing.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceFast Delivery

Bolnut Fastener Co., Ltd

Jiangsu, 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: 13 YearsNearest Port: SHANGHAI , NINGBO ,ZHAPU , SHENZHEN, TIANJINGAverage Response Time: ≤0.90h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company in Zhangjiagang, Suzhou, with business scopes covering labor protection products, apparel, textiles, communication equipment, electronics, and certain medical protective products. It is described as a professional technical supplier and offers multiple customization modes, ODM services, and OEM services for popular brands. However, it has only one R&D engineer, launched no new products in the past year, and does not provide 3D software or SDK services. Service procedures and complaint-handling procedures exist, but supplier approval records are incomplete. Financial information is represented only by reporting years, without performance values. No overseas warehouse, showroom, overseas branch or offline trade-show participation is reported.

Supplier typeThe supplier is explicitly classified as a trade company, while its stated scope includes labor protection products, apparel, textiles, medical protective equipment, communication equipment, and electronic products. It is also identified as a professional technical supplier, indicating a trading-oriented business with technical and customization support rather than confirmed manufacturing status.

After-Sales capabilityThe supplier has a clear complaint-handling procedure with followed records, and it has a corrective and preventive action mechanism with implementation records. However, its general service-assessment procedure has no records, and its approved-supplier list lacks approval signatures or dates, indicating documented but incompletely controlled service processes.

R&D capabilityThe supplier is identified as a professional technical supplier and offers ODM services, but it has only one R&D engineer, launched no new products in the past year, and lacks both 3D software design and SDK capabilities. This shows some technical development and design support, but limited demonstrated innovation output and digital R&D capability.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM services, directly evidencing broad customization and design-manufacturing support.

Client casesA repeat-buyer preference of 50%–80% is reported, and the supplier states that it provides OEM services for popular brands. These are positive customer-related indicators, but no named customers, specific projects, order examples, or independently verifiable case details are provided.