
Too many nuts and washers? Here's how to find the right ones
Here are five key factors to consider when selecting the best nuts and washers for your project.
Last updated 4 weeks ago. Automatically generated content.


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Accessory type refers to the specific components used in fastening applications, such as nuts and washers. Selecting the right accessory type is crucial for ensuring secure connections and optimal performance in various projects.
Popular options (you can select more than one)
Washer
Typical price
17.– to 94.–Flat or shaped discs that distribute load and reduce friction between fastened parts.
They help prevent loosening and damage to surfaces, making them essential in applications like machinery assembly.
Bestseller
Hexagon nut
Typical price
22.– to 72.–A six-sided fastener that provides strong gripping power for secure assemblies.
Ideal for a wide range of applications, including automotive and construction, ensuring durability in high-stress environments.
Bestseller
Lock washer
Typical price
17.– to 48.–A washer designed with a split or curved shape to prevent loosening when subjected to vibration.
Best suited for applications in machinery or vehicles, enhancing reliability by maintaining tight connections over time.
Bestseller
Locking nut
Typical price
3.– to 23.–A nut with a built-in mechanism that prevents it from loosening without additional hardware.
This is particularly valuable in high-vibration environments, such as in motors or heavy equipment, where safety and reliability are paramount.
Bestseller
Thumb nut
Typical price
9.– to 61.–A nut with a protruding design that allows for easy hand tightening and loosening.
Perfect for applications requiring frequent adjustments, such as furniture assembly or DIY projects, they provide convenience without the need for tools.
Bestseller
Thread type refers to the specific diameter and pitch of the screw thread, determining compatibility with nuts and washers. Selecting the correct thread type is crucial for ensuring secure connections and overall functionality in assemblies.
Popular options (you can select more than one)
M10
Typical price
10.– to 54.–M10 threads have a diameter of 10mm and are commonly used in automotive and machinery applications.
Ideal for moderate load-bearing requirements, M10 connections ensure stability and strength in various constructions.
Bestseller
M12
Typical price
17.– to 61.–M12 threads have a diameter of 12mm, suitable for heavy-duty applications in construction and manufacturing.
These threads provide enhanced strength and durability, making them perfect for high-stress environments.
Bestseller

Benson Nuts set self-locking 100 pieces
M4, M12, M6, M8, M5, M10
M8
Typical price
9.– to 48.–M8 threads feature a diameter of 8mm and are frequently used in lighter machinery and furniture assembly.
They offer a balance of strength and weight, making them ideal for applications where space and weight are considerations.
Bestseller
M6
Typical price
9.– to 38.–M6 threads have a diameter of 6mm, commonly found in electronics and smaller appliances.
These threads are perfect for lighter loads, providing sufficient strength without adding unnecessary bulk.
Bestseller
M16
Typical price
14.– to 85.–M16 threads come with a 16mm diameter, designed for heavy-duty industrial applications.
This thread type ensures maximum load capacity, making it suitable for critical structural components.
Bestseller
The internal diameter of nuts and washers is crucial for ensuring a proper fit with the corresponding bolts or screws. Selecting the correct internal diameter is essential for maintaining tightness and stability in any assembly, impacting the overall reliability and safety of the application.
Popular options
Up to 10 mm
Typical price
14.– to 38.–This size range is suitable for smaller fasteners, often used in light-duty applications like electronics and small machinery.
Ideal for tasks requiring precision, such as assembling small devices, where a snug fit is critical to prevent loosening.
Bestseller
11 - 20 mm
Typical price
23.– to 72.–Nuts and washers in this range accommodate medium-sized fasteners, commonly used in automotive and construction projects.
Recommended for general-purpose applications, ensuring a secure connection in various assembly scenarios, such as building frameworks or machinery.
Bestseller
21 - 50 mm
Typical price
51.– to 140.–These sizes are designed for larger fasteners, typically found in heavy-duty applications like industrial equipment and structural assemblies.
Suitable for tasks requiring significant strength and stability, ensuring safety and durability in demanding environments, such as construction sites.
Bestseller
The outside diameter of nuts and washers is a critical factor that determines compatibility with bolts and other fasteners. Selecting the right size is essential to ensure proper fit, load distribution, and overall stability of the assembly, which affects the durability and performance of the completed project.
Popular options
Up to 15 mm
Typical price
17.– to 48.–This size range is suitable for small fasteners, often used in lightweight applications such as electronics or small machinery.
Ideal for projects requiring compact and unobtrusive fastening solutions, ensuring a secure fit without adding unnecessary bulk.
Bestseller
16 - 30 mm
Typical price
22.– to 64.–This diameter range is commonly found in medium-duty applications, including automotive and general construction tasks.
Offers a balance of strength and size, making it versatile for a variety of projects where enhanced stability is required.
Bestseller
31 - 70 mm
Typical price
31.– to 110.–Larger diameters are typically used in heavy-duty applications, such as structural assemblies or industrial machinery.
Provides superior load-bearing capacity and stability, making it essential for high-stress environments where reliability is critical.
Bestseller
The metal type of nuts and washers significantly affects their strength, corrosion resistance, and suitability for different applications. Selecting the right metal ensures durability and performance in your specific use case, whether in construction, automotive, or household projects.
Popular options (you can select more than one)
Steel
Typical price
27.– to 100.–Steel nuts and washers are known for their high strength and durability.
Ideal for heavy-duty applications, they provide excellent load-bearing capacity and resistance to deformation.
Bestseller
Stainless steel
Typical price
7.– to 33.–Stainless steel offers exceptional corrosion resistance and a polished finish.
Perfect for outdoor or marine applications, it maintains structural integrity in harsh environments, preventing rust and wear.
Bestseller
Brass
Typical price
6.– to 43.–Brass nuts and washers are characterized by their attractive golden color and excellent resistance to corrosion.
Commonly used in electrical and plumbing applications, they provide reliable performance and aesthetic appeal.
Bestseller
Aluminium
Typical price
9.– to 15.–Aluminium nuts and washers are lightweight and resistant to corrosion, making them easy to handle and install.
Ideal for applications where weight reduction is crucial, such as in aerospace and automotive industries, they contribute to overall efficiency.
Bestseller
Copper
Typical price
9.– to 43.–Copper nuts and washers provide excellent electrical conductivity and thermal resistance.
Best suited for electrical applications, they ensure reliable connections and efficient heat dissipation.
Bestseller