Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Carbon Steel |
| Strength Grade | 8.8 |
| Surface Finish | Zinc Plated |
| Standard Code | GB70 |
| Head Type | Hex Socket |
| Drive Type | Internal Hex |
| Thread Type | Metric Coarse |
| Package Count | 100 Pieces |
| Box Weight | 0.5 kg |
| Manufacture | China |
Anonymous
Mar 24, 2026
Rating: 5/5
Great bulk price
Saved money buying the kit. Quality is consistent across the different sizes included in the set.
Anonymous
Mar 22, 2026
Rating: 5/5
Perfect fit
Threads are clean and precise. Used them for a machinery assembly project and they tightened smoothly without stripping.
Anonymous
Feb 21, 2026
Rating: 5/5
Quick ship
Arrived well packaged. The plastic box keeps everything organized in my toolbox.
Anonymous
Feb 08, 2026
Rating: 4/5
Good quality
Plating scratched on a few screws upon arrival, but functionally they are solid and hold torque well.
Anonymous
Jan 25, 2026
Rating: 5/5
Standard spec
Matches DIN 912 measurements accurately. Good for precision work where tolerance matters.
Q: Can I get an invoice?
A: Yes, an invoice is emailed automatically after purchase completion.
Q: What is the hardness?
A: Grade 8.8 indicates high tensile strength suitable for general structural applications.
Q: Do you offer M30?
A: No, max size available is M24 as listed in the product options.
Q: Is this stainless steel?
A: No, this is carbon steel with zinc plating for corrosion resistance.
Q: Is the box reusable?
A: Yes, the plastic case is durable and designed for storage.
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