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China wholesale heavy grade 8.8 din439 din934 metric m3 m12 8x20 m21 m64 304 wheel hex head nuts stainless steel locking hex nut

Item:China wholesale heavy grade 8.8 din439 din934 metric m3 m12 8x20 m21 m64 304 wheel hex head nuts stainless steel locking hex nut

Size: m1-m5

Head types: hexagon, round, square, etc.

Manufacturing standard: ISO, GB, JIS, DIN, BS and ANSI standards, or drawings provided by customers.

Materials: iron, carbon steel, alloy steel, copper, stainless steel, plastics, high-temperature alloy, copper alloy, nickel-base alloy, high-strength alloy, corrosion-resistant alloy, etc.

Process: cold heading, punching, turning, milling, wire cutting, laser cutting, grinding,Insulation,Welding,Riveting,etc.

Treatment/Finishing: Brushing、Anodizing、Zinc Plated、Nickel Plated、Sn Plated

Requirements: No Burrs、Scratches、Dents、Pits

Application: Electrical Appliances、Communication Devices、Medical Devices、Auto Parts

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DESCRIPTION
Applications

Commercial residential buildings, metro stations, railway stations, airports, kinds 

of transportation tunnels, supermarkets, thermal power plants, terminals, oil depots, 

large warehouses and industrial and mining enterprises, etc.

Product Types

Nuts are used primarily to attach to screws or bolts for fastening. We offer various 

nuts in standard and customized specifications, including knurled nuts, hex nuts, 

lock nuts, flange nuts, K nuts, blind nuts, weld nuts, trapezoidal nuts, slotted nuts, 

wing nuts, eye nuts, wheel nuts, round nuts and rivet nuts.

Product namelong hex nut hex coupling nut standoff 
Material carbon steel, alloy steel, copper, stainless steel,etc.
Size#0-4'', Customized according to your drawing.
ServicesOEM, design, customized
Tolerance +/-0.01mm to +/-0.002mm
Surface treatmentPassivation
*Polishing
*Anodizing
*Sand blasting
*Electroplating(color, blue, white, black zinc, Ni, Cr, tin, copper, silver)
*Black oxide coating
*Heat-disposing
*Hot-dip galvanizing
*Rust preventive oil
CertificateISO9001:2008,ISO14001:2004,IATF16949,ROHS
MOQLow MOQ
Delivery timeWithin 15-20 workdays after deposit or payment received
ApplicationAuto Parts 、Electrical Appliances、Communication Devices、Medical Devices
Quality controlISO standard,100% Whole range inspection through the production
After-sales ServiceWe will follow up every customer and solve all your problems satisfied after sales
Shipping PortShenzhen
PaymentTT;30% paid for deposit by T/T before production arrangement, the balance to be paid before shipment. 

Advantage

1) Offering video and photos with details freely during production.

2) Producing according to the accuracy of drawings, assembly measurement

 to detect function and strict quality control to ensure 0 return rate

3)99% orders can be ensured delivery time

4) The materials we use are optimal

5) 24 hours online service

6) The competitive factory price with the same quality and service

7) The most suitable packing method to different products.



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