General description Forgefix Spectre PZ Compatible Wood Screws are advanced multi-purpose wood screws designed for a variety of applications. They incorporate premium features typically found in high-end screws, making them ideal for both professional and DIY projects. Technical specifications Size: 4.0 x 30mm Thread: Fully threaded Pack Quantity: Box of 1000 Head Type: Countersunk, pozidrive compatible, recessed head Thread Design: Sawtooth thread to prevent splitting Reamer: Prevents jacking for screws 50mm and above Point Type: Quick start type 17 slash point Finish: Zinc yellow passivated for excellent corrosion resistance Usage These screws are suitable for use in load-bearing timber construction and are designed for easy insertion, thanks to synthetic lubrication. Other information