Two Piece Screw Caps, White, for Screw Size 3.5mm - 4.2mm (No.6 - No.8) - Pack of 100

White screw caps for a decorative finish

If you need a clean, professional finish for your screws, the TIMCO Chrome two-piece Screw Caps are ideal. A simple and durable way to conceal screw heads on wood, metal, and plastic surfaces. 

Designed to fit 3.5mm - 4.2mm (6 - 8 gauge) screws, these caps provide a tight, protective seal, improves appearance, and delivers a high-quality finish for interior and exterior projects.

These White screw caps are the ideal finishing accessory for carpenters, installers, shopfitters, and DIY users who want a neat, seamless look. 

Each cap includes the following:

•    A retaining washer that sits beneath the screw head
•    A clip-on domed cap that snaps into place to fully conceal the fixing

Made from durable, weather-resistant plastic, these caps help prevent rust and reduce visual clutter on cabinetry, kitchen units, door frames, bathrooms, signage, caravans, furniture and more.

Screw Cap Benefits

• Conceals visible screw heads
  Creates a clean, discreet finish for furniture, joinery, cabinets, and fixtures.
• Fits standard screws (3.5mm - 4.2mm / 6 - 8 Gauge)
  Compatible with most commonly used wood and general-purpose screws.
• Durable two-piece system
  Washer plus cap design ensures a tight, secure snap fit.
• Resistant to weather & corrosion
  Provides a protective barrier, helping to prevent moisture exposure and rust.
• Simple, fast installation
  Push the cap onto the washer after the screw is fixed - no tools required.
• Ideal for interior & exterior use
  Suitable for homes, commercial environments, boats, caravans, garden furniture, and shop fitting.
  

Screw Cap Specifications

• Product Type: Two-piece screw caps
• Colour: White
• Fits Screw Size 3.5mm - 4.2mm (No.6 - No.8)
• Components: Cap plus retaining washer
• Material: Durable plastic
  

Common uses of screw caps

• Concealing screws on indoor furniture
• Kitchen / bathroom cabinets
• Wooden trims, skirting & architrave
• Door & window frames
• Shop fitting and displays
• Caravans, boats & motorhomes
• Garden furniture & exterior joinery

FAQs for screw cap 

What screw size do the screw caps fit?

These caps fit 3.5mm - 4.2mm equivalent to No.6 - No.8 wood screws.

Are the TIMCO screw caps waterproof?

Yes, the two-piece washer plus cap system creates a tight, protective seal that helps prevent water ingress and corrosion.

Can I use TIMCO screw caps outdoors?

Yes, they are made from weather-resistant plastic, suitable for exterior wood and metal surfaces.

How do you install two-piece screw caps?

Insert the screw through the retaining washer, tighten the screw, then snap the cap onto the washer for a secure finish.

What surfaces are these caps suitable for?

They work on wood, plastic, metal, uPVC, and most flat surfaces where a concealed fixing is required.

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