Samac PS3520PP 3.5x20mm Performance PLUS Screw (200) PS3520PP Performance Plus high performance wood screws Pozi reinforced double countersunk head reduces head breakage and assists countersinking Self-countersinking ribs for improved countersinking and a flush finish Waxed zinc and yellow passivated finish for corrosion resistance and reduced torque Milling tread reduces torque and helps prevent splitting Serrated thread cuts into wood to reduce splitting and driving resistance Type 17 cut point reduces splitting and the need for pre-drilling Size: 3.5 x 20mm Pack quantity: 200 Includes FREE Pozi bit Vendor: Samac Samac Performance PLUS wood screws are engineered for efficient, reliable fixing in timber applications. Designed to deliver a cleaner finish with less effort, they combine a reinforced head, advanced thread design and a Type 17 cut point to improve drive performance, reduce splitting and minimise the need for pre-drilling. The waxed, corrosion-resistant finish helps lower torque for smoother installation, making these screws a dependable choice for professional and trade use. Each box includes a free Pozi bit for added convenience.