The PZ SPAX countersunk head screw is a type of fastening that has four cutting edges at the end of the self-tapping screw, which allows you to do without prior drilling. The thread at the beginning of the screw is segmented, which accelerates the cutting of the thread into the wood.
Scope of use universal use, fast and safe fastening with reduced torque (more screw connections per battery charge), many functional programs in the room.
Material high-strength structural alloy steel
Coating wirox provides greater corrosion resistance than ordinary zinc, so it is suitable for external use; it also does not contain chromium, so it meets environmental requirements; the coating is harder, so it is more resistant to abrasive and mechanical impact (does not wear off)