Heco-Topix-plus 4.0 x 40, countersunk head with milling pockets, Heco-Drive, partially threaded, galvanised blue, A3K, 500 pieces, Varianta tradesman packaging Heco-Topix-plus is a real screw highlight and combines concentrated technological expertise and many tangible user benefits in one type of wood screw. The secret: Heco-Topix-plus combines the best properties from four Heco ranges. With the innovative features Heco-Drive, GripFit, MagicClose, PerfectPitch, a new, standardised drive size concept and high-quality system accessories, Heco-Topix-plus is the perfect wood screw for practically all applications. You benefit not only from the great technological advantage, but above all from easy handling and optimum performance. The screw with a technological edge GripFit: Heco-Drive allows one-handed employees. Also holds stainless steel screws securely on the bit. (from screw diameter 3.5 mm) PerfectPitch: Optimum thread pitch for every screw length. Perfect performance for all wood applications. Heco-Topix point eliminates the need for pre-drilling, reduces the risk of splitting the wood and enables narrow edge and centre distances. Countersunk head with milling pockets: Excellent milling properties in wood. No damage to the surface of metal fittings. Shank ribs reduce the screw-in torque Chrome(VI)-free coating Approved and monitored product (CE marking).