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M4-M20 201 Stainless Steel Hex Bolt Set with Flat and Spring Washers, GB30 Construction Fasteners
US$0.06
10-99 Pieces
US$0.04
100-9,999 Pieces
US$0.02
10,000+ Pieces
Sample price:US$50.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Stainless SteelType
Hexagon HeadModel NO.
wanqorConnection
Common BoltHead Style
HexagonalStandard
DIN, ANSI, GB, JIS, BSW, GOST, As3566 StandardGrade
A2-70Application
Machinery, Chemical Industry, Environmental, BuildingFinish
PolishingCertification
ISO9001:2015,IATF16949,RoHS,Reach,etcSize1
M6Size2
M8Size3
M10Size4
M12Size5
M14-M20Length
8mm-200mmTransport Package
Cartoon BoxSpecification
GB30Trademark
wanqorOrigin
ChinaProduction Capacity
500000Key features
Class 8 Construction:Class 8 fasteners provide a defined grade option for machinery and communication equipment applications
Stainless Steel Material:Plain stainless steel construction offers a clean metallic finish for fastening assemblies
Size Selection:Available in M4 M5 M6 M8 M10 M12 M14 M18 and M20 with lengths from 20 mm to 160 mm
Complete Hardware Set:Each bolt is supplied with one nut and washers for coordinated installation
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 1 Year CertifiedNearest Port: Shanghai PortAverage Response Time: ≤7.43h
About Our Factory & Business Background
AddressWest Side of Duntu Road, Jingjiang City, Wuxi, Jiangsu, China
Plant Area1000 square meters
Number of Employees21
Registered Capital1,000,000 RMB
Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment
International Commercial Terms(Incoterms)CIF, FOB, CFR, EXW
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Minimum Order Quantity500 Pcs
Supply Chain Partners20
Our Production Capability & Technical Expertise
Main ProductsFastener, Screw, Nut, Threaded Rod, Ship Bolts
Production Lines1
Production MachinesWire Drawing Machine, Cold Upsetting Machine, Thread Rolling Machine, CNC Lathe, Screw Rolling Machine, Cleaning Line, Hydraulic Pressing Machine, Cutting Machine
QA/QC inspectors1 people
Inspection Type for Finished Products100% inspection(Function inspection)
Inspection Method for Finished ProductsFinished product checked by packing staff
R&D Engineers3 people
Traceability of Raw MaterialsYes
Our Industry Experience & Global Business Record
Year of Establishment2026-06-15
Main MarketsNorth America, Europe, East Asia(Japan/ South Korea)
Repeat Buyers Choice< 10%
Number of Foreign Trading Staff8
Overseas Agent/BranchNo
New Products Launched in Last yearYes
Our Certifications, Standards & Industry Recognition
Cooperated with Fortune 500No
Product Q&A
Q:What materials are available for these fasteners?
A:
Materials available include Aluminum, Stainless Steel, Plastic, Metals, Copper, and Aerospace Grade Titanium.
Q:Can the product size and length be customized?
A:
Yes, we offer OEM/ODM services for custom sizes and lengths up to 100mm+.
Q:What is the precision tolerance of the CNC machining?
A:
The tolerance range is 0.01 to +/-0.005mm, ensuring high-precision results.
Q:Which certifications does the product hold?
A:
The product is certified under ISO9001, RoHS, CE, and ISO16949 standards.
Q:What surface finish options are available?
A:
We offer vibrant Anodizing and PVD finishes such as Burnt Blue, Rainbow, Gold, Purple, Teal, and Black.
Send Inquiry
*To:
Taizhou Wanqor Industrial Technology Co., Ltd.
Taizhou Wanqor Industrial Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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