Attributes

Brand	-
Category	Industrial Small Parts / Connectors and Fasteners
Origin	-
Material	Alloy Steel
Strength Grade	12.9
Drive Style	Hex Socket
Point Type	Cup Point
Thread Size	M2, M3, M4, M5, M6, M8
Surface Finish	Black Oxide
Hardness	52-60 HRC
Standard	DIN 916
Package Quantity	100 Pieces
Head Type	Headless (Grub)

5 reviews

Anonymous

Mar 09, 2026

Rating: 5/5

Perfect for machinery

High quality steel, didn't strip during installation. Holds tension very well.

Anonymous

Feb 14, 2026

Rating: 4/5

Good value

One size ran out fast, but good quality overall. Would buy again.

Anonymous

Feb 07, 2026

Rating: 5/5

Great assortment

Had the right size for my project. Good variety in the pack.

Anonymous

Jan 30, 2026

Rating: 5/5

Fast shipping

Arrived well packaged and protected from rust. Excellent service.

Anonymous

Jan 30, 2026

Rating: 5/5

Strong hold

Grade 12.9 is no joke, very strong. Ideal for high vibration areas.

5 FAQ

Q: What hex key size is needed for M5?

A: An M5 hex socket set screw typically requires a 2.5mm hex key.

Q: Can I get a special invoice for this?

A: Yes, this item is eligible for Special Invoice and Repeat Purchase Bonus.

Q: Do you offer bulk pricing?

A: Yes, please contact our support team for bulk order discounts.

Q: Is this material stainless steel?

A: No, this is alloy steel with a black oxide finish for strength.

Q: Are these metric or imperial threads?

A: These are metric threads, available in sizes M2 through M8.

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