50040SQSZ | Solo Chipboard & Woodscrews 5.0 x 40mm SQ Double Countersunk (Zinc)

The 50040SQSZ Solo screw is a high-performance chipboard and woodscrew with a square drive (SQ) recess, designed for superior bit engagement and reduced cam-out. Measuring 5.0mm in diameter and 40mm in length, this zinc-plated screw offers a sharp single thread and a double countersunk head, making it ideal for timber, chipboard, and MDF in general internal construction and joinery.

• Square drive (SQ2) ensures maximum torque transfer and minimal driver slippage
• Double countersunk head helps reduce timber splitting and ensures a cleaner finish
• Single coarse thread for fast, secure fixing into various timber substrates
• Zinc plating provides basic corrosion resistance for dry interior use
• Suitable for chipboard flooring, MDF panels, carcassing, and general woodworking