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Wood Screws - Fischer - Blue

Wood Screws - Fischer - Blue

The Fischer PowerFast II woodscrews are engineered for maximum strength, speed, and precision in t...

Best current price£19.85from B&Q

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B&QB&Q - 6.0 X 60 High Performance Powerfast Ii Wood Screws (Tubs)
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£19.85
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Robert DyasFischer - Chipboard Screw - 6mm x 60mm - Zinc Plated
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£19.99
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Product Information

Full details

The Fischer PowerFast II woodscrews are designed for professionals and DIYers involved in timber construction who need strong, fast, and precise fasteners. Their key benefit is significantly reduced driving time and effort, even in dense woods, thanks to an advanced thread geometry and high-performance wax coating. A potential caveat is their specialized design, best suited for specific timber applications rather than general-purpose use.

All features

ColourBlue
Model Part Number576981
BrandFischer

Extended Product Information

FAQs

What is the main advantage of the PowerFast II screws?

The main advantage is the significantly reduced installation time and effort due to their advanced thread geometry, high-performance wax coating, and optimized screw tip.

Are these screws suitable for outdoor use?

The blue passivated zinc plating offers good corrosion resistance for protected outdoor use. For highly exposed or coastal environments, stainless steel options might be more suitable.

Do I need to pre-drill holes?

Typically, pre-drilling is not necessary, especially in softwood and many engineered timbers, due to the self-drilling tip. However, for extremely dense hardwoods or when screwing very close to edges, a pilot hole may be advisable.

What does 'partial thread' mean and why is it important?

Partial thread means only a portion of the screw shank has threads. This allows the unthreaded shank to pull the top timber element tightly against the bottom element without the threads interfering, creating a strong joint.

What type of driver bit should I use?

You should use a PZ (Pozidriv) driver bit, typically size PZ2 or PZ3 depending on the screw size, for optimal performance and to prevent slipping.

Can I use these screws with Fischer plugs?

Yes, these screws are designed to be compatible with Fischer plugs, allowing you to achieve specified load capacities when fastening into various base materials like concrete or masonry, in conjunction with timber elements.

What is the environmental benefit of the plating?

The blue passivated zinc plating does not contain chrome VI, making it an environmentally friendly coating that complies with stricter environmental regulations.

Troubleshooting

Screw won't bite or start easily.

Ensure the tip is properly aligned with the surface. For extremely hard materials, a small pilot hole may be beneficial, though typically not required.

Screw cam-out (driver bit slips).

Verify you are using the correct PZ (Pozidriv) driver bit size and that it is firmly seated in the screw head. Ensure the drill is not set to an excessively high speed or torque setting initially.

Wood splitting during installation.

While designed to reduce splitting, ensure you are not over-tightening. For very close edge applications or brittle materials, consider a slightly smaller pilot hole. Ensure the screw is not excessively large for the timber thickness.

Difficulty driving screw, high resistance.

Confirm the wax coating is intact. Ensure the drill/driver has sufficient power. For very dense materials, backing the screw out slightly and re-inserting can sometimes help redistribute the wax.

Pros and Cons

Pros

  • Significantly reduces installation time.
  • Lowers driving resistance for easier and faster screwing.
  • Reduces the risk of splitting timber, especially in dense woods.
  • Suitable for a wide range of timber types, including engineered wood.
  • Environmentally friendly plating that is chrome VI-free.
  • Durable and innovative packaging (TUBS) for protection and security.

Cons

  • Partial thread may not be ideal for all fastening scenarios requiring full thread engagement.
  • Specialized design may be overkill for very light-duty applications.
  • Primarily for timber construction; less suitable for metal-to-metal applications without timber.
  • Requires appropriate driver bit (PZ) for optimal performance.

Setup, Compatibility & Care

Setup:

  1. Select the appropriate screw length and diameter for your specific application, considering the materials being joined and the required load capacity.
  2. Use a power drill or impact driver equipped with a PZ (Pozidriv) driver bit that matches the screw head for optimal grip and to prevent cam-out.
  3. For dense woods or engineered timber, pre-drilling is generally not required due to the screw's self-drilling tip, but can be used if preferred.
  4. Drive the screw straight into the material, ensuring the countersunk head sits flush with the surface upon completion.

Compatibility:

  • Compatible with most standard power drills and impact drivers.
  • Suitable for use with Fischer plugs in various base materials to achieve specified load capacities.
  • Designed for solid wood, hardwood, softwood, coated wood, and engineered timber (glued laminated, cross-laminated).
  • Ideal for fastening metal parts to timber (e.g., brackets, joist hangers).

Care:

The blue passivated zinc plating offers good corrosion resistance for interior or protected exterior applications. For prolonged exposure to harsh weather or corrosive environments, consider stainless steel variants. Keep screws in their original TUBS packaging or a dry, organized container to prevent damage and contamination.

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