Unifix Brass Woodscrews Slotted Round Head - 3G X 1/2" (2.5 X 12mm) - Grey

The Unifix Brass Woodscrews are designed for reliable wood joinery. Featuring a slotted round head...

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The RangeUnifix Brass Woodscrews Slotted Round Head - 3G X 1/2" (2.5 X 12Mm) - 9Tqrndbws/021 - Box Of 200 - Grey
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eBayUnifix Brass Woodscrews Slotted Round Head 3G X 1/2"" - Box of 200
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B&QB&Q - Brass Woodscrews Slotted Round Head3G X 1/2" (2.5 X 12mm)9Tqrndbws/021Box Of 200
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OnBuy.comUnifix Brass Woodscrews Slotted Round Head 6G X 5/8" - Box Of 200 5014196067063
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Product Information

Full details

The Unifix Brass Woodscrews are ideal for woodworking enthusiasts and professionals seeking reliable, durable fasteners for precise wood joinery. These 3G x 1/2-inch (2.5 x 12mm) screws offer excellent grip and a corrosion-resistant finish, making them well-suited for various indoor and light-duty projects. While their high-quality brass construction ensures longevity, users should note that the slotted head design requires careful manual or low-torque driving to prevent slippage during installation.

All features

ColourGrey
Model Part Number1264045
BrandUnifix

Extended Product Information

FAQs

Can these screws be used outdoors?

While brass is naturally corrosion-resistant, these are best suited for indoor use or protected outdoor areas to maintain their aesthetic finish.

Do I need to drill a pilot hole?

Yes, for the best finish and to prevent wood splitting, especially in denser woods, a pilot hole is highly recommended.

What size screwdriver should I use?

Use a flat-head screwdriver that matches the width of the screw slot exactly to minimize the risk of slipping.

Are these suitable for structural framing?

No, these are 3G (2.5mm) screws meant for light joinery and should not be used for structural or load-bearing applications.

Can I use an electric drill?

It is possible with a low-torque setting, but a manual screwdriver is strongly recommended for better control and to protect the head finish.

Troubleshooting

Screw head is stripping during installation

Ensure you are using a manual screwdriver that fits perfectly into the slot and verify that a proper pilot hole has been drilled.

Wood is splitting near the screw

Use a smaller drill bit to create a deeper or wider pilot hole before driving the screw.

Pros and Cons

Pros

  • Corrosion-resistant material is ideal for longevity
  • Precision sizing for delicate or small-scale woodwork
  • High-quality brass ensures consistent performance
  • Convenient box packaging for organized storage

Cons

  • Slotted heads are less compatible with power drills than Phillips or Pozidriv
  • Small gauge (3G) is limited to light-duty applications
  • Manual installation is recommended to avoid surface damage

Setup, Compatibility & Care

To ensure the best results, start by selecting a screwdriver that fits snugly into the slot; a loose fit can mar the screw head. For care, keep the screws in their original box in a dry area to maintain the finish. If working with acidic woods like Oak, note that brass may react over time; always consider the base material when choosing your fastener. Avoid using high-torque impact drivers, as the slotted head is prone to cam-out if excess force is applied.

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