4 x 40mm Pozi Countersunk Timco Classic Multi-Purpose Wood Screws, Black, Box of 200 (40040CLAB)

4 x 40mm Black Wood Screws

4 x 40mm Timco countersunk black wood screws with a corrosion resistant coating to withstand over 1,000 hours of salt spray. In boxes of 200 with a deep single thread that provides a secure fixing and high-pull-out resistance.

Designed to be used with black ironmongery with a double countersunk Pozi head to enhance screw insertion.

A traditional deep single thread, double countersunk, Pozi, wood screw used across many industries. Manufactured from carbon steel with a black organic finished and used by both professionals and DIY enthusiasts alike.

4 x 40mm black wood screw specification:

• Size: 4 x 40mm
• Drive: Pozi
• Head type: Double countersunk
• Material: Carbon steel
• Finish: Black organic
• Deep single thread that provides a secure fixing with high pull out resistance
• Double countersunk head reduces the likelihood of head shear

These Timco black wood screws are part of a larger range of woodscrews available at Fusion Fixings, all at competitive prices.

FAQs – Black Countersunk Wood Screws

What is a Pozi countersunk wood screw with a black finish?

“Pozi” refers to the drive recess style (Pozidriv) which has extra wings to reduce slipping and allow better torque. A “countersunk” head sits flush or just below the surface, giving a clean finish. The black finish means the screws are black-passivated, designed to look good with black ironmongery or dark timber.

When should I use these black Pozi countersunk screws and what are they good for?

These are ideal when you need a neat, flush finish and a dark/black aesthetic finish. For example, when matching black hinges, fittings, or dark furniture/timber.

Do I need to pre-drill holes before using them?

Generally no, but near the wood edges, in hardwood, or where splitting might occur, a pilot hole is recommended to ensure a clean countersunk finish.

What does the black coating do, and are there limitations?

The black passivated finish gives a decorative appearance and some corrosion protection which makes them suited for interior or protected use. For external use stainless steel woodscrews are recommended.

Are these screws compatible with power drivers and Pozi bits?

Yes, these Pozi drive screws work with standard Pozi driver bits and power drivers which makes installation quicker and easier, especially in bulk tasks.

What materials can I use with these screws?

These black woodscrews are suitable for softwoods, hardwoods, chipboard, MDF, thin timber panels or furniture fixings, especially when a flush finish and dark aesthetic are important.