Countersunk Clutch Head Security Woods Screws are specialised one-way security drive permanent fixing. Once installed, this type of security wood screw is intended to remain in place and cannot be easily removed.
The Clutch Head Screw drive features a special ridged design which can only be operated in a clockwise direction. No specialist drive tool is required for installation as this one way security screw can be fastened using a standard slotted flat head screwdriver. The head of this screw is intended to sit flush with the surface of the object it is installed into.
Security Level 4.
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