4.0x50mm Countersunk Pozidriv Multi-Purpose Screws x900 Tub (Spectre)

About this item:
4.0×50mm Countersunk Pozidriv Multi-Purpose Screws from Spectre are designed for professional tradespeople and DIY users who need a reliable, high-performance fixing for timber, sheet materials, and general construction work. Manufactured with advanced Spectre engineering, these screws feature a double-countersunk Pozidriv head for improved torque control, reduced cam-out, and cleaner finishes. Their rapid-start slash point reduces splitting and speeds up installation, even in harder timber.

Supplied in a large, durable tub containing 900 screws, this bulk pack offers exceptional value for high-volume projects such as studwork, boarding, fencing, and interior joinery. Whether you’re working on site or at home, Spectre screws deliver the strength, consistency, and ease of use you can depend on.

Key Features:

• Large trade-sized tub containing 900 high-quality Spectre multi-purpose screws
• 4.0×50mm size ideal for general timber construction, carcassing, sheet materials, and joinery
• Double-countersunk Pozidriv head for superior torque transmission and flush finishes
• Slash point for fast starts, reduced splitting, and cleaner driving in all timber types
• Zinc and yellow-passivated coating for long-lasting corrosion resistance
• Suitable for hardwood, softwood, MDF, OSB, chipboard, and treated timber
• Supplied in a strong, reusable storage tub for easy site transport and organisation

Common Questions:
Q: Are these screws suitable for use with impact drivers?
A: Yes. Spectre multi-purpose screws are manufactured to withstand the torque of modern impact drivers when used with the correct Pozidriv bit.

Q: Can these screws be used outdoors?
A: They can be used externally in many applications thanks to their corrosion-resistant coating, but for long-term outdoor exposure, an exterior-grade or stainless-steel screw may be more appropriate.

Q: What bit should I use with these screws?
A: These screws use a standard PZ2 (Pozidriv No.2) bit, commonly used across the trade.

Q: Do I need to pre-drill?
A: In most cases, no. The slash point helps reduce timber splitting and allows for fast insertion. Pre-drilling may still be beneficial in very dense hardwoods.