A
Anonymous
Apr 13, 2026
Rating: 4/5
Good Value
Missing one M5 nut but otherwise perfect. The price point makes up for the minor inventory error.
Description
Grade 8.8 High-Strength Hex Nuts with Flat and Spring Washer Sets M2 M3 M4 M5 M6 M8-M30
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Carbon Steel |
| Strength Grade | 8.8 |
| Surface Treatment | Zinc Plated |
| Thread Standard | Metric ISO |
| Head Shape | Hexagonal |
| Included Components | Nuts, Bolts, Flat Washers, Spring Washers |
| Size Range | M2, M3, M4, M5, M6, M8-M30 |
| Package Type | Partitioned Storage Box |
| Total Weight | 2.5 kg |
| Country of Origin | China |
5 reviews
A
Anonymous
Mar 15, 2026
Rating: 5/5
Well Organized
The box makes finding sizes easy. Each compartment is labeled clearly which saves me time.
A
Anonymous
Feb 24, 2026
Rating: 5/5
Fast Delivery
Arrived sooner than expected. Packaging was secure and nothing was loose inside the box.
A
Anonymous
Feb 16, 2026
Rating: 5/5
Solid Kit
Great selection for general maintenance. The strength grade is accurate and holds well under tension.
A
Anonymous
Feb 01, 2026
Rating: 5/5
High Quality
The steel feels very durable. I used the M8 bolts for a shelf project and they are very secure.
5 FAQ
Q: What sizes are included?
A: The kit includes M2, M3, M4, M5, M6, and sizes from M8 through M30.
Q: Is the box durable?
A: Yes, it is made of hard plastic suitable for workshop storage and stacking.
Q: Can I use these outdoors?
A: Zinc plating offers basic protection, but stainless steel is recommended for wet environments.
Q: Are the threads fine or coarse?
A: These feature standard metric coarse threads suitable for general applications.
Q: Is this stainless steel?
A: No, this is carbon steel with zinc plating for corrosion resistance.
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