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Item #:
90091833
330 PCS Internal Tooth Starlock Washers, M3-M12, Quick Speed Lock | 65Mn Steel, M3/4/5/6/8/10/12, high hardness & corrosion resistant, For machine,
Item #:
90091833
MMK 58728
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Top quality 304 stainless steel for excellent anti-rust and corrosion resistance.
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What Stands Out
Durability
Made from 304 stainless steel, these washers resist rust and corrosion, ensuring long-lasting use for various applications in demanding environments.
Versatile Sizes
The kit includes a comprehensive assortment of sizes ranging from M2.5 to M12, accommodating diverse fastening needs in automotive, electronics, and construction projects.
Convenient Storage
Packaged in a compact organizer, the 550-piece assortment keeps washers organized and accessible, making it easy for users to find the right size quickly during installations.
Product Details
| Outside Diameter | 3 centimeters |
| Fastener Size | M7 |
| Size Name | 330PCS Starlock Washers |
| Number of Pieces | 330 |
| Item Dimensions | 5.12 x 2.56 x 0.87 inches (13 x 6.5 x 2.2 cm) |
| Compatible Groove Diameter | 7.1 millimeters |
| Material Type | 65Mn metal steel |
| Exterior Finish | Black Oxide |
| Metal Type | 65Mn metal steel |
| Finish Types | 65Mn metal steel |
| Washer Type | Internal Tooth Lock |
| Washer Compatibility | metric bolts |
| Screw Head Style | Star |
| Thread Size | M7 |
| Fastener Type | Internal Tooth Lock Washer |
| Grade Rating | Heavy Duty |
| Brand | IEAWISL |
| Manufacturer | IEAWISL |
| Unit Count | 1 Count |
| Model | IEAWISL-330 |
| Number Of Items | 330 |
| Part Number | IE-330 |
| Set Name | 330PCS Starlock Washers Assortment Kit |
| Color | Internal Tooth Washers-Black |
| Material | 65Mn metal steel |
Who Should Buy?
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DIY Enthusiasts
Ideal for hobbyists and DIY projects requiring various sizes of lock washers for securing components and assemblies.
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Automotive Mechanics
Perfect for mechanics needing a reliable assortment for repairs and replacements in various automotive applications.
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Manufacturing Professionals
Useful for industry professionals looking for durable stainless steel washers for consistent performance in machinery and equipment.
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Small Scale Users
Not suitable for individuals requiring very limited quantities as the kit includes a large assortment of washers.
Product Description
330 PCS Internal Tooth Starlock Washers, M3-M12, Quick Speed Lock | 65Mn Steel, M3/4/5/6/8/10/12, high hardness & corrosion resistant, For machine, furniture, automotive, equipment, Labeled box
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What materials are used in the 550Pcs External Tooth Star Lock Washers?
Answer: The 550Pcs External Tooth Star Lock Washers are made from high-quality 304 stainless steel. This material is known for its excellent corrosion resistance and durability, making it suitable for various applications in both indoor and outdoor environments. The stainless steel construction also ensures that the washers maintain their integrity under temperature fluctuations and exposure to moisture. Thus, these lock washers are ideal for automotive repairs, machinery assembly, and general fastening needs in environments prone to rust. -
Question:
What sizes are included in the assortment kit?
Answer: The assortment kit includes eight different sizes of external tooth lock washers, specifically M2.5, M3, and M4 sizes. This variety allows users to select the perfect size for their fastening applications, ensuring a secure grip on the bolt or screw being used. Compatibility with these sizes makes these washers suitable for numerous projects, including electronics assembly, home repairs, and automotive applications, providing flexibility for both professional and DIY enthusiasts. -
Question:
How do external tooth star lock washers work?
Answer: External tooth star lock washers function by providing a locking mechanism that prevents bolts and nuts from loosening due to vibration or movement. The external teeth grip the surface of the materials being joined, creating friction and resistance against rotational movement. This makes them ideal for applications such as automotive assemblies or machinery where vibrations are common. By using these washers, you enhance the stability and durability of your setup. -
Question:
Can these lock washers be reused?
Answer: While external tooth star lock washers can be reused in certain circumstances, it's important to inspect them before reapplication. If the washer shows signs of wear or deformation, it is advisable to replace it to ensure optimal performance. Reusing these washers in lower-stress applications may be feasible, but for critical projects such as heavy machinery or automotive repairs, using new washers is recommended to maintain maximum safety and security. -
Question:
Are these washers suitable for outdoor use?
Answer: Yes, the 550Pcs External Tooth Star Lock Washers are made from 304 stainless steel, which offers impressive corrosion resistance and is suitable for outdoor applications. Whether you are assembling outdoor furniture, installing garden equipment, or conducting automotive repairs exposed to the elements, these lock washers will withstand harsh weather conditions. Their durability ensures that they will maintain their locking function over time, even in varying climates. -
Question:
What applications are these external locking washers commonly used for?
Answer: These external locking washers have versatile applications, widely used in machinery, automotive parts, electronic devices, and everyday household projects. They are particularly effective in environments where vibration may loosen standard fasteners, such as in car engines or machinery. By employing these washers in your projects, you enhance the overall stability and longevity, making them a go-to choice for professionals and DIYers alike. -
Question:
How many washers are included and how are they packaged?
Answer: The assortment kit comes with a total of 550 external tooth star lock washers, neatly categorized into different sizes to facilitate easy access during projects. Each size is packaged in a separate compartment within the kit, preventing them from mixing together. This organized packaging allows users to quickly find the size they need without wasting time, making it an efficient solution for both professional settings and personal use. -
Question:
What is the difference between external tooth and internal tooth lock washers?
Answer: External tooth lock washers feature teeth that protrude outward, providing superior grip on the surface of the materials. This design is ideal for applications where a higher locking force is needed, particularly against loosening due to vibration. In contrast, internal tooth lock washers have teeth facing inward and are typically used in applications where there is a need to avoid damaging the surface. Choosing between the two types depends on the specific requirements of your project. -
Question:
Where can I buy 550Pcs External Tooth Star Lock Washers in Myanmar?
Answer: You can purchase the 550Pcs External Tooth Star Lock Washers on Ubuy in Myanmar. Ubuy offers a wide selection of lock washers and provides a seamless shopping experience, making it easy to find the right assortment kit for your needs. Enjoy convenient access to varying products and straightforward purchasing directly from Ubuy's platform. -
Question:
Why choose a stainless steel lock washer over other materials?
Answer: Choosing stainless steel lock washers over other materials like aluminum or plastic offers significant advantages in strength and resistance. Stainless steel, especially the 304 grade used in these washers, is strong and resistant to corrosion, making it suitable for high-stress applications. Additionally, it can endure temperature extremes without losing structural integrity. Thus, for applications that demand reliability and durability, stainless steel lock washers are the best choice.
IEAWISL Tooth Lock Washers Editorial Review
**** The 550Pcs External Tooth Star Lock Washers Assortment Kit is a versatile and affordable solution for those in need of various sizes of star lock washers. Crafted from 304 stainless steel, these lock washers have garnered positive feedback for their durability and effectiveness, particularly in automotive applications. Customers have reported satisfaction with the performance of these washers, noting that they worked perfectly for tasks involving ground wires and throttle linkages. The assortment kit includes eight different sizes (M2.5, M3, and M4, among others), which provides users with a comprehensive selection for various projects. Many users appreciate the value offered by the kit, highlighting the quality of the stainless steel Construction as superior to that of traditional stamped mild steel washers. However, the product's packaging has received some criticism. Users have pointed out that the plastic organizer box is not ideal; it lacks adequate room for larger washers and does not seal properly, leading to a mix-up of washers when stored or transported. This has been a notable drawback for some customers, but it seems that the overall quality and utility of the star lock washers have successfully compensated for the packaging issues. In conclusion, the 550Pcs External Tooth Star Lock Washers kit emerges as a reliable choice for those requiring robust and varied locking washers, despite some minor concerns regarding its storage solution. **
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Pros
- High-quality 304 stainless steel Construction
- Effective for automotive and other applications
- Variety of sizes included (8 sizes)
- Affordable price point
Cons
- Inadequate organizer box design
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Mohammad
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
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23 July 2026 · via Trustpilot
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MMK 58728
Order now and get it around Wednesday, September 02
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- 550 pcs of external tooth star lock washers in an assortment kit.
- Includes 8 most commonly used sizes: M2.5, M3, M4, M5, M6, M8, M10, M12.
- Made from 100% top quality 304 stainless steel for durability.
- Comes in a reinforced, handy box with clear size labels for easy access.
- Perfect for a wide range of applications including electrical appliances and machinery.
- Ideal for long-term use in any environment with excellent resistance to rust.
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