M3-M6 Internal Toothed Shakeproof Lock Washers Serrated Tooth A2 Stainless Steel

Specifications: 
● Material: A2 Stainless Steel
● Grade: A2 (304)
● Standard: DIN 6798
● System of Measurement: Metric
● Size: M3 M4 M5 M6


Features: 
● 【High Quality Material】 Made of A2 (304) stainless steel with top-notch craftsmanship and longevity. the use of electroplating technology, the surface is free of burrs and has good heat resistance, high strength, and high toughness as well as qualities that inhibit corrosion and rust.
● 【Use Main】 A Lock washer exerts a spring force between the fasteners head and the substrate, which maintains the washer hard against the substrate and the bolt thread hard against the nut or substrate thread, creating more friction and resistance to rotation.
● 【Wide Application】 Widely used in the home and office appliance, communication equipment, ship assembly and other machinery industry, furniture, car and motorcycle repair and DIY inventions, industrial and construction fasteners, etc. 


(Hello Dear Customer: if you need a large number of or customized hardware products, please contact us, we can provide good prices and better service.)
Package included: according to your choice. Select your requirements from the drop down menu above

● Hello Dear Customer: we have been engaged in online sales of hardware fasteners for more than 10 years, if you need a large number of or customized hardware products, please contact us, we can provide good prices and better service.
● All products in our store are elaborately made. Please feel free to buy.
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● If you have any problems or be not satisfied with them, please feel free to contact us, we will reply to you within 24 hours.

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● The items you ordered will be shipped out in 2 business days by Air Mail when your payment is clear.

● We care about our valued buyers, if you have any questions, our Customer Service staff will be very glad to help you. We try our best to reply to your emails as soon as  possible, however, due to the high volume of daily incoming emails and time zone difference, we may not be able to reply to your emails immediately. Please allow 12 business hours for us to respond.

● Good quality. Buy with confidence!
● If you are not satisfied when you receive your item, please return it within 7 days for a replacement or money back. Please contact me before you return it.
● Full refund after we receive our original item, Note: Return shipping is to be paid by the Buyer.
● We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important to us. We request that you contact us immediately before you give us neutral or negative feedback, so that we can satisfactorily address your concerns.


● For the functional products in our shop, we make sure that the functions are the same as the description.
● About the product colour:Because of the different light and environment when the product is photographed, In a few instances the colour of the product may have a little colour difference with the actual colour of the product, I hope you can understand.
 

On Mar 24, 2026 at 09:34:58 PDT, seller added the following information:

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