Anonymous
Mar 28, 2026
Rating: 5/5
Precision Fit
Threads are clean and match metric specs perfectly. No issues with mating parts.
Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Alloy Steel |
| Strength Grade | 12.9 |
| Surface Finish | Nickel-Plated |
| Head Style | Headless |
| Drive Style | Hex Socket |
| Point Style | Flat Point |
| Thread Size Range | M1.6 to M10 |
| Thread Standard | Metric Coarse |
| Hardness | HRC 39-44 |
| Package Type | Assorted Kit |
Anonymous
Mar 28, 2026
Rating: 5/5
Precision Fit
Threads are clean and match metric specs perfectly. No issues with mating parts.
Anonymous
Mar 10, 2026
Rating: 4/5
Good Value
Quality is good, though packaging could be sturdier for long-term storage.
Anonymous
Mar 08, 2026
Rating: 5/5
Great Assortment
Having all sizes from M1.6 to M10 is very convenient for my workshop projects.
Anonymous
Mar 08, 2026
Rating: 5/5
Excellent Hardness
Used these for securing collars on shafts. No stripping on the hex drive even under high torque.
Anonymous
Feb 25, 2026
Rating: 5/5
Reliable Supply
Reordered multiple times for production use. Consistency between batches is impressive.
Q: Can I use these on aluminum parts?
A: Yes, but be careful to avoid overtightening to prevent galling or thread damage in softer materials.
Q: What torque specifications should I use?
A: Please refer to standard torque charts for Grade 12.9 metric screws based on the specific diameter.
Q: Do you offer bulk pricing for large orders?
A: Please contact our sales team directly for quotes on bulk quantities.
Q: Are these metric or imperial sizes?
A: These are metric sizes ranging from M1.6 to M10.
Q: Are they corrosion resistant?
A: The nickel plating provides moderate corrosion resistance suitable for indoor industrial use.