Website prices apply to online orders only

Thunderbolt Screws

SKU: SCR20-22

From £0.67

This thunderbolt screw give a mechanical interlock between construction material and the fixing, with no expansion stress. It fixes close to the edge and is totally removable while also fixing along the entire thread length to enable fixing through hollow sections. No marking out required, it fixes straight through, working in concrete, brick, wood, marble, stone and more.

Product Size

Sorry, this product is unavailable.

Please choose a different combination

Payments by

Credit cards accepted


01494 671921

Pyebush Lane, Beaconsfield, Bucks. HP9 2RX


01342 717155

Wallage Lane, Crawley, West Sussex RH10 4NQ

sign of guarantee 15 years

15 Year Guarantee on timber

All our timber posts come with a 15 Year guarantee, but they’ll usually last even longer.

Delivery in South East England

Standard delivery within 5 working days

Find out more

Click & collect


Click & collect from Timberstore Beaconsfield or Crawley tomorrow 2pm

Find out more