Attributes

Brand	-
Category	Industrial Small Parts / Connectors and Fasteners
Origin	-
Material	Carbon Steel
Strength Grade	8.8
Surface Finish	Zinc Plated
Standard Code	GB70
Head Type	Hex Socket
Drive Type	Internal Hex
Thread Type	Metric Coarse
Package Count	100 Pieces
Box Weight	0.5 kg
Manufacture	China

5 reviews

Anonymous

Mar 24, 2026

Rating: 5/5

Great bulk price

Saved money buying the kit. Quality is consistent across the different sizes included in the set.

Anonymous

Mar 22, 2026

Rating: 5/5

Perfect fit

Threads are clean and precise. Used them for a machinery assembly project and they tightened smoothly without stripping.

Anonymous

Feb 21, 2026

Rating: 5/5

Quick ship

Arrived well packaged. The plastic box keeps everything organized in my toolbox.

Anonymous

Feb 08, 2026

Rating: 4/5

Good quality

Plating scratched on a few screws upon arrival, but functionally they are solid and hold torque well.

Anonymous

Jan 25, 2026

Rating: 5/5

Standard spec

Matches DIN 912 measurements accurately. Good for precision work where tolerance matters.

5 FAQ

Q: Can I get an invoice?

A: Yes, an invoice is emailed automatically after purchase completion.

Q: What is the hardness?

A: Grade 8.8 indicates high tensile strength suitable for general structural applications.

Q: Do you offer M30?

A: No, max size available is M24 as listed in the product options.

Q: Is this stainless steel?

A: No, this is carbon steel with zinc plating for corrosion resistance.

Q: Is the box reusable?

A: Yes, the plastic case is durable and designed for storage.

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