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Wholesale Price High Strength Custom Coupling Nut M4 Square Nut
US$0.40
10,000-19,999 Pieces
US$0.30
20,000-29,999 Pieces
US$0.20
30,000-39,999 Pieces
US$0.10
40,000-49,999 Pieces
US$0.05
50,000+ Pieces
Sample price:US$0.50/piece.Request sample
Product profile
Customization
AvailableMaterial
Carbon SteelType
Square HeadModel NO.
According to customer requirementsConnection
Common BoltHead Style
SquareStandard
DIN, ANSI, GBGrade
SS304 SS316 A2-70 A4-80 B8 B8mApplication
Heavy Industry, Mining, Water Treatment, Retail inBrand Name
YhengPackage
Small Boxes, Plastic Bags, Bulk in Cartons, PalletMeasurement
Metric, Imperial (Inch)Place of Origin
Zhejiang, ChinaService
OEM/ ODMIndustry
FastenerMOQ
1000PCSDelivery
30-40 DaysSample
AvailibleCertificate
ISO9001:2008Finish
Zinc / Black /HDGPayment Term
Tt 30% DepositForming
Cold ForgedSupply Ability
1000 Tons Per MonthTransport Package
Mall Boxes, Plastic Bags, Bulk in Cartons, PalletSpecification
M3-M56Trademark
YHengOrigin
ZhejiangProduction Capacity
1000ton/MonthKey features
Customized Fasteners: Customized services according to samples and drawings offered.
Wide Material Options: Available in SS304, SS316, A2-70, A4-80, B8, B8m grades.
Multiple Finishes: Options include Zinc, Black, and Hot Dip Galvanized (HDG).
OEM/ODM Service: Professional manufacturer offering OEM and ODM services.
Competitive Pricing: Factory direct supply with cost-effective pricing.
Quality Guarantee: Durability testing and critical technical design ensure lifetime.
Fast Delivery: Sample orders 5-7 days; container orders 15-20 days.
Free Samples: Free samples available if in stock (buyer pays air cost).
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2012-05-16 CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤3.99h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryJiaxing Yheng Group Limit is a China-based limited company in Zhejiang, with a stated establishment date of November 17, 2021 and three employees in the supplied company profile. It offers a broad fastener range, including nuts, bolts, washers, screws, anchors, threaded rods, rivets, CNC parts, and solar accessories. The supplier states that it holds ISO 9001 certification, operates four production lines, and applies quality checks from raw materials through packaging. It reports export activity beginning in 2012 and exports to multiple regions, although another record identifies domestic markets as primary and shows only one recorded transaction. The supplier claims drawing-based non-standard-part production, technical personnel, one year of R&D experience, and customer responsiveness within one hour. Several operational claims are inconsistent or insufficiently corroborated, particularly company history, employee count versus production scale, output data, and customer-track-record depth.
Supplier typeThe supplier is identified as a combined business entity and a limited company based in Jiaxing, Zhejiang, China. The profile states an establishment date of November 17, 2021 and three employees, providing a clear legal and organizational classification.
CertificationsThe supplier explicitly states that it has obtained ISO 9001 quality management system certification and that third-party inspection is accepted. The slices do not provide a certificate number, issuing body, validity period, or verification record, but they do contain a direct certification claim.
After-Sales capabilityThe supplier states that questions will receive a reply within one hour and emphasizes considerate service, customer satisfaction, and peace of mind in product use. These statements support communication responsiveness, but no evidence is provided regarding warranty terms, complaint handling, returns, replacement procedures, or technical after-sales support.
Production capacityThe supplier describes production and inspection stages covering raw materials, cold heading, threading, cleaning, inspection, and packaging; it also reports four production lines, over 9,000 square meters of production area, and stated output for wedge anchors, DIN 934, and DIN 975. However, the stated three employees and conflicting company-history information create verification concerns, so the scale claims should be validated before reliance.
Customization capabilityThe supplier explicitly states that it produces stamping and non-standard parts according to customer drawings and aims to create tailored products for each customer. This is direct evidence of drawing-based and customized production capability, although the slices do not specify tolerances, tooling resources, or sample-development procedures.
Product Q&A
Q:Are you a trading company or manufacturing company?
A:
We are factory and we also export.
Q:What is your main products?
A:
Our main products are fasteners :bolts ,srews,thread rod,nuts ,washer ,anchors and rivets . Meantime ,our company also prodces stamping parts and machined parts
Q:How to order?
A:
Send the inquire by email.
Q:Do you provide samples? Is it free or extra?
A:
Yes, we could offer the sample for free charge if the samples in stock but do not pay the air cost.
Q:What is the delivery ?
A:
Sample order's delivery time is 5- 7 days. Container orders are about 15-20 days.
Send Inquiry
*To:
Jiaxing Yheng Group Limit
Jiaxing Yheng Group Limit*Content:
Supplier replies will be sent to your registered email
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