Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material Grade | A2-70 (304), A4-80 (316L) |
| Thread Standard | Metric ISO |
| Size Range | M2, M3, M4, M5, M6, M8, M10, M12, M14, M16, M20, M24, M30 |
| Surface Finish | Plain / Polished |
| Tensile Strength | 700 MPa (A2-70), 800 MPa (A4-80) |
| Washer Types | Flat Washers & Spring Washers Included |
| Corrosion Resistance | High (316L Suitable for Marine Environments) |
| Packaging | Compartmentalized Storage Box |
| Compliance | ISO 3506 Standard |
| Origin | Imported |
Anonymous
Apr 16, 2026
Rating: 5/5
Solid hardware kit
Professional grade fasteners. I use these for industrial machinery maintenance. The spring washers maintain tension well under vibration.
Anonymous
Apr 10, 2026
Rating: 3/5
Decent but shipping was slow
The hardware itself is fine, but the package arrived later than expected. One compartment was slightly cracked but the nuts were secure.
Anonymous
Apr 06, 2026
Rating: 4/5
Good value for money
Most sizes fit perfectly. I wished there were more M8 nuts included as I use those frequently, but overall a solid purchase for the price.
Anonymous
Mar 11, 2026
Rating: 5/5
Excellent assortment for workshop
This kit has everything I need for general repairs. The 304 stainless steel is high quality and the threads are clean. The box keeps everything organized.
Anonymous
Feb 02, 2026
Rating: 5/5
Perfect for marine projects
Bought the A4-80 option for my boat railing. No rust after three months in saltwater. Highly recommend the 316L version for outdoor use.
Q: What is the return policy if a size is missing?
A: We offer a 30-day return policy. If any items are missing or defective, please reach out to us within the window for a replacement or refund.
Q: Do I need special tools to install these?
A: No special tools are required. Standard metric wrenches or sockets corresponding to the nut size will work perfectly for installation.
Q: Do you offer bulk discounts for large orders?
A: Yes, we offer tiered pricing for bulk purchases. Please contact our sales team directly through the customer service page for a quote.
Q: What is the difference between A2-70 and A4-80?
A: A2-70 is made from 304 stainless steel, suitable for general use. A4-80 is made from 316L stainless steel, offering superior corrosion resistance for marine or chemical environments.
Q: Are these metric or imperial threads?
A: All nuts and washers in this kit feature metric threads ranging from M2 to M30. They are not compatible with imperial UNC/UNF threads.
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