【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 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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