Anonymous
Apr 17, 2026
Rating: 5/5
Good Value
Great price for the quantity. Threads are clean and nuts screw on easily without cross-threading.
Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Low Carbon Steel |
| Surface Treatment | Zinc Plated |
| Strength Grade | 4.8 |
| Standard Specification | GB/T 6170 |
| Thread Type | Metric Coarse Pitch |
| Available Sizes | M3, M4, M5, M6, M8, M10, M12, M14, M16, M20 |
| Color | Silver White |
| Package Type | Plastic Organizer Box |
| Total Weight | Approximately 1.2 kg |
| Recommended Use | General Machinery Assembly |
Anonymous
Apr 17, 2026
Rating: 5/5
Good Value
Great price for the quantity. Threads are clean and nuts screw on easily without cross-threading.
Anonymous
Mar 30, 2026
Rating: 5/5
Fast Shipping
Arrived well protected. No rust on any of the nuts upon arrival and the box was not cracked.
Anonymous
Feb 18, 2026
Rating: 5/5
Excellent Variety Pack
This kit covers all the basic sizes I need for general repairs. The zinc plating seems durable and the threads are clean.
Anonymous
Feb 12, 2026
Rating: 5/5
Perfect for Workshop
Keeps my toolbox organized. The box is sturdy and compartments are well sized for each nut type.
Anonymous
Jan 28, 2026
Rating: 4/5
Mostly Satisfied
Good selection but I wished there were more M6 nuts included in the mix. Otherwise solid quality for the price.
Q: Is the box dividable?
A: The box comes with pre-formed compartments that are fixed and cannot be rearranged.
Q: Do you sell matching bolts?
A: Yes, please search our store for Grade 4.8 Hex Bolts to find matching fasteners.
Q: Can I use these for automotive repairs?
A: Yes, for non-critical structural applications. Please consult a mechanic for engine or safety components.
Q: What is the hardness rating?
A: Grade 4.8 indicates a tensile strength of 400 MPa with a yield strength ratio of 0.8.
Q: Are these compatible with ISO metric bolts?
A: Yes, GB standard metric threads are generally compatible with ISO metric bolts of the same size.