【Countersunk T30 Concrete Screws】

Flat Countersunk Head with 6mm drill diameter, a medium to heavy duty frame concrete screw, it is widely application in window and door frame fixing. There are two coating, zinc plated and 1000  hours salt spray test silver-rus coating both available. 

*Applications

Installation in cracked and uncracked concrete, ideal for fitting windows and door frames. 

•     Pilot hole required.

*Benefits

- Triple high-low thread increase pull-out resistance and waste extraction

- Dented tip for easy drilling

- Fully removed                        

- Faster/ simpler installation with a powered impact wrench than wedge anchor

- One piece design with different Heads for the different requirements

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