Samac PST445PP 4x45mm Performance PLUS Screw TUB (720) PST445PP Pozi drive for secure, reliable installation Reinforced double countersunk head reduces head breakage and assists countersinking Self-countersinking ribs provide improved countersinking and a flush finish Waxed zinc and yellow passivated finish offers corrosion resistance and significantly reduces torque Milling tread reduces torque and helps prevent splitting Serrated thread cuts into wood to reduce splitting and torque Type 17 cut point reduces splitting and the need for pre-drilling Each box includes a free Pozi bit Size: 4 x 45mm Pack quantity: 720 Samac Performance PLUS wood screws are engineered for efficient, high-quality fixing in timber applications. Designed to drive smoothly with reduced torque, they help improve productivity while delivering a clean, flush finish. The reinforced head, self-countersinking ribs, and Type 17 cut point combine to minimise splitting, reduce breakage, and limit the need for pre-drilling. Finished with waxed zinc and yellow passivation for enhanced corrosion resistance, these screws provide dependable performance for professional and trade use.