Screw with a secret head is a screw that consists of a threaded metal rod with a countersunk head at one end and a conical end at the other.
Scope universal use, fast and safe fastening with reduced torque (more screw connections per battery charge), multifunctional programs in the room.
Material high-strength structural steel
Coating wirox coating provides greater corrosion resistance than ordinary zinc, so it is suitable for external use and it does not contain chromium, so it meets environmental requirements; this coating is harder, so it is more resistant to abrasive and mechanical impact (does not wear off).