Countersunk Concrete Screws 7.5mm

40mm Concrete Screws

Countersunk masonry concrete screws with torx security head, a fast and reliable solution for fixing and anchoring into brick, concrete, stone, wood, concrete blocks and many more. TX30 Driver bit included in all orders of 100 screws or more.

No more need to get your hammer out struggling to secure fixings to your wall whilst at the top of a ladder, switch your old fixings for the modern alternative and secure your hardware with ease.

The perfect application as concrete frame screws for your windows and doors and fixing timber to brick, stone and concrete. This is the go-to screw for a range of professions including window, fencing and landscaping professionals.

• TX30 Torx Drive Head, designed to greatly reduce driver wear and prevent camming out.
• Provided with a specially designed serrated v-thread to ensure optimum and efficient insertion into any and all masonry types.
• High corrosion resistance with their premium coating
• Easy insertion with reduced torque requirement with the uniquely designed high to low thread on the first 30mm of all Timco concrete screws
• Flat countersunk head provided with locking ribs to ensure a secure and reliable fixing
• All steel, non-flammable fixing conforming to BS 7671 standard's 18th edition, which requires wiring systems to be supported by materials which are unlikely to prematurely collapse in the event of a fire.

For alternative sizes, click here to see our full range!

What size drill bit do I need for 7.5 concrete screws ?

Our concrete screws require a pre-drilled pilot hole of approximately 6mm - 6.5mm dependent on the material being inserted in to.

They can be driven in using a T30 Torx Bit.