Attributes

Brand	-
Category	Industrial Small Parts / Connectors and Fasteners
Origin	-
Material	Alloy Steel
Strength Grade	12.9
Thread Type	Fine Pitch Metric
Surface Finish	Zinc Plated
Head Style	Hexagon
Included Components	Nuts, Flat Washers, Spring Washers
Hardness Rating	39-44 HRC
Standard Compliance	ISO 898-1
Package Quantity	100 Pieces
Total Weight	450 Grams

5 reviews

Anonymous

Apr 15, 2026

Rating: 4/5

Good value kit

Threads are clean and precise. The spring washers provide good locking force. Would prefer a plastic organizer box.

Anonymous

Apr 14, 2026

Rating: 5/5

High quality hardware

The washers hold tension well even after vibration testing. Great for machinery assembly where stability is key.

Anonymous

Mar 06, 2026

Rating: 5/5

Precision fit

No cross-threading issues during installation. The fine pitch allows for tighter adjustments compared to coarse threads.

Anonymous

Feb 03, 2026

Rating: 5/5

Excellent tensile strength

Used these for an automotive suspension project. The 12.9 grade held up perfectly under high tension without any stripping.

Anonymous

Feb 01, 2026

Rating: 4/5

Solid construction

Finish is durable and seems resistant to minor corrosion. Fasteners are consistent in size across the batch.

5 FAQ

Q: What is the maximum torque rating for the M10 nuts?

A: Torque values vary based on lubrication and application. Please refer to standard ISO torque charts for Grade 12.9 M10 fine-pitch nuts.

Q: What specific metric sizes are included in this kit?

A: This kit contains an assortment of common metric sizes ranging from M6 to M12. Please check the detailed packing list for exact quantities per size.

Q: Can these nuts be reused after removal?

A: Grade 12.9 nuts can be reused if they have not been overstretched or damaged during removal. Inspect threads before reuse.

Q: Do the washers match the nut sizes exactly?

A: Yes, the flat and spring washers included are sized to match the corresponding nut diameters perfectly.

Q: Are these suitable for outdoor applications?

A: The zinc plating offers basic corrosion resistance. For harsh outdoor environments, we recommend applying additional anti-corrosion coating.

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