Attributes

Brand	-
Category	Industrial Small Parts / Connectors and Fasteners
Origin	-
Material	304 Stainless Steel
Head Type	Flat Head Countersunk
Drive Type	Phillips Cross
Thread Diameter	M4
Finish Color	Black Oxide
Thread Style	Self-Tapping
Package Quantity	100 Pieces
Application Range	Wood, Plastic, Soft Metal
Hardness	HRC 40-45
Manufacturing Standard	DIN 7981

5 reviews

Anonymous

Apr 11, 2026

Rating: 5/5

Excellent sharpness

These screws cut through hardwood effortlessly. The black finish looks professional and the heads did not strip during installation.

Anonymous

Apr 05, 2026

Rating: 5/5

Strong hold

Very secure fastening for my cabinet build. Self-tapping feature saved me time on drilling.

Anonymous

Apr 01, 2026

Rating: 4/5

Good value

Mostly good but one or two heads were slightly off-center. Overall they held well in my project.

Anonymous

Mar 01, 2026

Rating: 5/5

Perfect finish

The black oxide looks great on my project. No rust seen after a few weeks of indoor use.

Anonymous

Feb 03, 2026

Rating: 3/5

Size clarification

Work well but check length options carefully. I thought they were longer based on the thumbnail.

5 FAQ

Q: Is the black coating durable?

A: Yes, it provides additional corrosion protection and aesthetic appeal, but avoid abrasive cleaning.

Q: Are these suitable for outdoor use?

A: Yes, 304 stainless offers good corrosion resistance, but regular inspection is recommended in harsh environments.

Q: What length options are available?

A: Please select from the dropdown menu on the product page for specific length variations.

Q: What bit size fits the head?

A: A PH2 Phillips bit is recommended for M4 screws to ensure proper torque and avoid stripping.

Q: Do I need to pre-drill holes?

A: Recommended for hardwoods to prevent splitting, though self-tapping design works on softwoods without pre-drilling.

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