Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Alloy Steel |
| Strength Grade | 10.9 |
| Head Style | Countersunk Flat Head |
| Drive Type | Hex Socket (Allen) |
| Thread Size Range | M2, M3, M4, M5, M6, M8, M10, M12 |
| Surface Finish | Black Oxide Coating |
| Thread Type | Metric Coarse Pitch |
| Standard Compliance | DIN 7991 / ISO 10642 |
| Hardness | 32-39 HRC |
| Package Contents | Assorted Kit in Plastic Box |
Anonymous
Apr 18, 2026
Rating: 5/5
High quality fasteners
No stripping on the hex sockets even when torqued down tight. True to size measurements and finished well.
Anonymous
Apr 10, 2026
Rating: 5/5
Solid industrial grade
These bolts are genuine 10.9 grade. I tested the hardness and it matches specifications. Highly recommend for structural use.
Anonymous
Mar 24, 2026
Rating: 5/5
Fast shipping and organized
Arrived quickly and well organized in the box. Will buy again for future automotive projects.
Anonymous
Feb 11, 2026
Rating: 5/5
Great assortment
Having all sizes from M2 to M12 in one box is super convenient. Good quality steel and no stripped sockets.
Anonymous
Feb 07, 2026
Rating: 5/5
Perfect for machinery repair
Exactly what I needed for my CNC setup. The 10.9 grade holds up well under vibration and the sizing is accurate.
Q: Are these stainless steel?
A: No, these are alloy steel with a black oxide finish for high strength applications.
Q: Can I buy bulk quantities?
A: Yes, please contact our sales team for bulk pricing on orders over 50 kits.
Q: Is the thread full length?
A: Yes, these feature full threading suitable for countersunk applications across all sizes in this kit.
Q: What torque should I use for M6?
A: We recommend consulting a torque chart for Grade 10.9 M6 bolts, typically around 10 Nm depending on lubrication.
Q: Do these come with washers?
A: This kit includes only the screws. Washers are sold separately in our hardware section.
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