Attributes

Brand	-
Category	Industrial Small Parts / Connectors and Fasteners
Origin	-
Material	Alloy Steel
Grade Class	10.9
Thread Standard	Metric Fine Pitch
Surface Finish	Zinc Plated
Head Style	Hexagonal
Kit Contents	Nuts, Flat Washers, Spring Washers
Total Quantity	500 Pieces
Size Assortment	M6, M8, M10, M12
Hardness	HRC 32-39
Application	Automotive and Machinery

5 reviews

Anonymous

Mar 14, 2026

Rating: 5/5

Great value kit

Having the washers included saved me a trip to the store. Highly recommend.

Anonymous

Mar 04, 2026

Rating: 4/5

Solid hardware

Threads are clean and precise. Wish there were more M10 nuts included.

Anonymous

Feb 11, 2026

Rating: 4/5

Good assortment

Great variety of sizes. One bag was slightly torn but nothing missing.

Anonymous

Feb 04, 2026

Rating: 5/5

High quality steel

You can tell this is genuine 10.9 grade. No stripping during tightening.

Anonymous

Feb 01, 2026

Rating: 5/5

Perfect for engine rebuild

The fine pitch threads were exactly what I needed for my project. Quality feels solid.

5 FAQ

Q: Are the washers hardened as well?

A: The washers are standard steel compatible with the nut grade for general use.

Q: Is the zinc plating suitable for outdoor use?

A: It offers basic corrosion resistance, but we recommend additional coating for harsh outdoor environments.

Q: Do I need special tools for fine-pitch threads?

A: Standard metric wrenches and sockets work fine, just ensure proper alignment.

Q: What is the tensile strength of these nuts?

A: Grade 10.9 indicates a minimum tensile strength of 1040 MPa.

Q: Are these metric or imperial sizes?

A: These are metric fine-pitch sizes, specifically M6 through M12.

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