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Home / Screws / Nickel Plated / 304 Stainless Steel / Black Hardened Socket Self-Tapping Screws Cup Head Wood Screws for Speakers M1.7-M6

Attributes

Brand -
Category Standard Parts, Components & Industrial Consumables / Screws
Origin -
Material 304 Stainless Steel with Nickel Plating or Black Hardened Finish
Head Style Cup Head (Socket Cap)
Drive Type Hex Socket (Allen)
Thread Type Self-Tapping for Wood and Soft Materials
Size Range M1.7, M2, M2.5, M3, M4, M5, M6
Finish Options Bright Nickel or Matte Black Hardened
Application Speaker Assembly, Cabinetry, Electronics Enclosures
Corrosion Resistance High (Suitable for Indoor and Protected Outdoor Use)
Tensile Strength Standard Grade for Precision Fastening
Package Content Assorted Kit or Bulk Pack (Select at Checkout)

6 reviews

A

Anonymous

Mar 28, 2026

Rating: 5/5

Perfect for custom speaker builds

These screws are exactly what I needed for my DIY speaker project. The black hardened finish looks sleek against the wooden enclosure, and the socket head allows for a clean, flush fit without stripping.

A

Anonymous

Mar 25, 2026

Rating: 5/5

Reliable self-tapping performance

Used these on a batch of furniture repairs. They tap their own threads smoothly in oak and pine without pre-drilling pilot holes for the larger sizes. Highly recommended.

A

Anonymous

Mar 24, 2026

Rating: 5/5

Clean look for electronics cases

The nickel plating matches my aluminum chassis perfectly. No galvanic corrosion issues so far. The cup head design provides a professional finish.

A

Anonymous

Mar 23, 2026

Rating: 5/5

Sturdy and stylish

Love the black hardened option. It adds a modern touch to my wooden crafts. They are strong enough to hold heavy components securely.

A

Anonymous

Mar 08, 2026

Rating: 4/5

Great quality, small sizes tricky

The stainless steel quality is excellent and they don't rust. The M1.7 and M2 sizes are very tiny, so you need a precise driver, but they hold well in hardwood.

A

Anonymous

Mar 03, 2026

Rating: 4/5

Good value assortment

Nice variety of lengths and diameters in the kit. One screw had a slightly burred socket, but the rest were perfect. Will buy again for general woodworking.

5 FAQ

Q: Is the black coating durable against scratching?

A: The black hardened finish is treated for increased durability and resistance to minor scratches, though using the correct sized driver is essential to avoid damaging the socket head during installation.

Q: Are these suitable for outdoor furniture?

A: While 304 Stainless Steel offers good corrosion resistance, prolonged exposure to harsh weather or saltwater may cause eventual wear. They are best suited for indoor use or covered outdoor areas.

Q: Can I use these to attach metal brackets to wood?

A: Yes, these self-tapping screws are designed to cut threads into wood and can securely fasten thin metal brackets provided the screw length is appropriate for the combined thickness.

Q: Do these screws require pre-drilling for hardwood?

A: For hard woods like oak or maple, we recommend drilling a small pilot hole, especially for sizes M4 and above, to prevent splitting and ensure smooth insertion.

Q: What size Allen key do I need for the M3 screws?

A: The M3 socket cap screws typically require a 2.0mm hex key. Please check the specific product listing details as dimensions can vary slightly by manufacturer.

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