Custom stud bolt knurled with steel zinc coating 8.8grade kinsom fasteners M4-M10

Custom stud bolt knurled with steel zinc coating 8.8grade kinsom fasteners M4-M10
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Material: 10B21 8.8 Grade
Finish: Zinc Coating
LOGO: Grade And Manufacturer's Identification On Head
Brand: OEM And ODM
Industry: Automobile And Machine
Basic Infomation
Place of Origin: Shanghai China
Brand Name: kinsom fasteners
Certification: ISO9000 and IATF16949
Payment & Shipping Terms
Packaging Details: custom and standard pallet package
Delivery Time: 15working days
Payment Terms: L/C, T/T
Supply Ability: 5000000/week
Product Description

Kinsom Fasteners group specialized in fasteners for many years since 2014. With such over 20 years experienced and well-trained qualified staff, we will grow up to a one of the leader Custom fastener suppliers in China.


As a stable and trustworthy supplier in Automotive,construction,agricultural machinery and equipment,bicycle,motorcycle industry,Kinsom fasteners group work together with such Geely ,Chevrolet,GM and BYD Auto famous brand Tier 1 and Tier 2 company.


With the facility of Multiple station cold forging machine and machining process ,professional well-equipped inspection laboratory in Kunshan in 2019. which audited pass ISO9001 certificate system,and ISO16949 system in 2021,all the fasteners can go through the ROHS,ELV, test.And test 100% with optical sorting machine,even some mechanical properties test with PPAPIII Level.



Kinsom Fasteners are dedicated to helping your production run smoothly. Superior quality and excellent service are the keys to our success.

Our many years of expertise, unique manufacturing process, professional testing machine,and our commitment to complete Customer Satisfaction is your assurance of the finest craftsmanship and meticulous personal service - at factory to you prices that maximize savings.


1.According to customer's requirement


2.Standard: JIS,DIN,ANSI,ISO,BS,GB,Non standard is availabe and depends on customer's requirements


3.Hardness/Heat treatment: Class 4.8-12.9


4.Type of Shank:Full thread/ Parcial thread/No thread


5.Drivers :slotted,six-lobe,pozi driver,square,triangle,8 point,phillips


6.Type of Head:flat,oval,truss,PF.round ,button,pan(JIS,ANSI),fillister,square


7. Surface Treatment:Zinc,nickel,gold brass,black/black oxide etc


8.Shank Diameter:M1.2-M30 customized by your need


9.Overall Length: 6-120MM customized1000MM


10.Salt Spray Test:24hr-1000hr


11.Testing equipment:Automatic Optic Inspector,Projecting Apparatus,Salt Spray Test,Hardness/Tensile Machine


12.Certification:SGS,RoHS,Material Certication,PPAP


13.Sample:Accepted,we will send samples for your approval


14.Package Description:Packing arranged in row accordingly into a corrugated Box, and then palletized, Or according to customers' requests.


15.Delivery Term:EXW,FOB,CIF,CNF


16.Lead Time:Samples10- 15workdays,Mass productions 15-20 workdays after payment received.


17.Payment Term;L/C, T/T, Paypal,Cash,Western Union


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Tel : +86-18114615363
Fax : 86-512-5527-0346
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