Attributes

Brand	-
Category	Industrial Small Parts / Connectors and Fasteners
Origin	-
Material	Carbon Steel
Surface Treatment	Nickel Plated
Thread Sizes	M3, M4, M5, M6, M8
Brand	Jingcheng
Package Quantity	500 Pieces
Head Style	Hex Flange
Drive Type	External Hex
Strength Grade	Class 8.8
Application	Automotive, Machinery, Electronics
Package Weight	1.5 kg

5 reviews

Anonymous

Apr 18, 2026

Rating: 5/5

Great quality fasteners

These washers and nuts are exactly as described. The nickel plating is smooth and consistent.

Anonymous

Feb 22, 2026

Rating: 4/5

Solid hardware

Strong steel construction. Shipping was fast and everything arrived securely.

Anonymous

Feb 21, 2026

Rating: 4/5

Good variety pack

Very useful assortment for general repairs. Would have liked more M6 nuts included.

Anonymous

Feb 16, 2026

Rating: 5/5

Excellent value

Can't beat the price for this quantity. The organizer box is a nice bonus.

Anonymous

Feb 12, 2026

Rating: 5/5

Perfect fit

Threads are clean and fit standard metric bolts perfectly. No cross-threading issues.

5 FAQ

Q: What is the thread pitch for M8?

A: All metric sizes included in this kit feature standard coarse thread pitch.

Q: Can I use these with stainless steel bolts?

A: Yes, but please be aware of potential galvanic corrosion in wet environments.

Q: Does this come with a storage case?

A: Yes, the kit includes a durable plastic organizer box for easy storage.

Q: Is the M3 size suitable for electronics?

A: Yes, M3 is commonly used for PCB mounting and small electronic enclosures.

Q: Are these rust resistant?

A: The nickel plating offers moderate corrosion resistance suitable for indoor applications.

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