Powered by Made-in-China.com

DIN603 Mushroom Head Square Neck Bolt/Screw
US$0.01-0.20
100 Pieces
Product profile
Customization
AvailableMaterial
Stainless SteelType
Round HeadModel NO.
CH-C0016Connection
Common BoltHead Style
SquareStandard
DIN, ANSI, GB, JIS, BSW, GOSTGrade
201,304,316,A2,A4Application
Machinery, Chemical Industry, Environmental, BuildingBolt Type
Coach Bolt,Carriage Bolt,Square Neck BoltCertificate
ISO9001:2008, SGS Testing Report & RoHSOEM
AvailableMOQ
100PCSProduct Name
DIN603 Mushroom Head Square Neck Bolt/ScrewTransport Package
General Export PackageSpecification
M4-M20Trademark
CONGHUIOrigin
Guangdong, ChinaHS Code
7318130000Production Capacity
1000000PCS/WeekKey features
Wide Material Selection: Available in Stainless Steel, Carbon Steel, Titanium, Aluminum, and Brass.
Customizable Sizes: Standard sizes M4-M20 or customized according to specific requests.
Diverse Head Styles: Options include Flat, Round, Oval, Button, Fillister, and many more.
Multiple Finishing Options: Zinc plated, Nickel plated, Black Oxide, Anodize, and other surface treatments.
Fast Delivery: Approximately 7-15 days after details confirmation with urgent options available.
Free Samples: Free samples provided for specification check, customer pays shipping cost.
Quality Guarantee: Free replacement for rejected products if parts do not match PO drawings.
OEM Services: OEM customization available for various fastener types and specifications.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤3.21h
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?
A:
We are an Industry&Trade Company.
Q:What's your product range?
A:
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's your advantages? Industries you are serving?
A:
We are a professional manufacturer and have 9 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 field are your product is suitable used in ?
A:
Our products are widely use in machine assembling, electronics, constructional engineering furniture cabinets, etc.
Send Inquiry
*To:
Shenzhen Conghui Precision Hardware Co., Ltd.
Shenzhen Conghui Precision Hardware Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
A2-70 Stainless Steel Carriage Bolt, Square Neck Bolt/Screws DIN603
US$0.001-0.10
1,000 Pieces(MOQ)
Stable Quality ASTM F1554 Gr 55 Galvanized Mushroom Head Square Neck Screws
US$0.01
1,000 Pieces(MOQ)
DIN603 Grade 8.8 Galvanized Zinc Plated Cup Head Square Neck Bolt Screw
US$0.05
1,500,000 Pieces(MOQ)
Stainless Steel Square Neck Round Head Carriage Bolts Screws
US$0.01-0.03
10,000 Pieces(MOQ)
M10 DIN603 Cup Square Carriage Bolt Hex Nut Timber Dome Head Coach Screw Zinc Plated
US$0.001-0.10
1,000 Pieces(MOQ)
5/16"-18 X 1-1/2" Stainless Carriage Bolt, 18-8 Stainless Steel Full Thread Carriage Bolt, DIN603 Neck Bolt Screw
US$0.001-0.10
1,000 Pieces(MOQ)
DIN 603 Round Head Square Neck Bolt Shelf Screw
US$0.01-0.05
10,000 Pieces(MOQ)
Stainless Steel DIN 603 Carriage Bolt Cup Head Square Neck Bolts Round Head Screw
US$0.001-0.10
1,000 Pieces(MOQ)
Square Neck Round Head Screw Non-Standard Parts Hardware Fastener Accessories
US$0.015-10.00
10,000 Pieces(MOQ)
Carriage Bolts A2 Stainless Steel Round Head Coach Screws M8 DIN603
US$0.05-0.10
1,000 Pieces(MOQ)
Customized Hardware HDG Galvanized Cross Recess Mushroom Head Screws Roofing Bolt Roofing Screw
US$0.014-0.015
100 Pieces(MOQ)
ASME B18.2.1 8-32 1/4-20 5/16-18 3/8-16 Steel Zinc Plated Custom Square Head Screw Bolt
US$0.01-0.10
1,000 Pieces(MOQ)
Color Zinc Plated Square/ Hexagon Socket Cap Countersunk Head Bolts/Screws
US$0.01
1,000 Pieces(MOQ)
Ningbo-Bolt Black Coated Mushroom Head Screws
US$0.10-1.50
1,000 Pieces(MOQ)
Cap Bolt DIN 912 High Strength Hexagon Socket Head Cap Screw
US$0.10
1,000 Pieces(MOQ)
Special Fastener Square Head T-Bolt Hardened Hammer Screw
US$0.01-0.05
10,000 Pieces(MOQ)
Square Head Carbon Steel Plain Lag Bolt Coach Screw
US$0.05-0.40
1,000 Pieces(MOQ)
Rectangular Square T Head Hammer Bolt Screws
US$0.01-0.05
10,000 Pieces(MOQ)



















