Thunderbolts

These Thunderbolts represent a bolt and masonry screw hybrid. Thunderbolts will fix into brick, block, concrete and many natural materials. Simply pre-drill the hole corresponding to the diameter on the hex head, ensure the hole is deep enough and remove dust from hole if possible.

Then screw in the Thunderbolt, the coarse thread will bite into the material giving a secure fixing. Each box has a set of fixing instructions

Available in variety of lengths and diameters these Thunderbolts are ideal for fixing larger timbers and posts. Available in single units and in box quantities

   ●  8.0mm x 75mm
   ●  8.0mm x 100mm
   ●  10.0mm x 75mm
   ●  10.0mm x 100mm
   ●  10.0mm x 150mm
   ●  12.0mm x 100mm
   ●  12.0mm x 130mm
   ●  12.0mm x 150mm
   ●  12.0mm x 200mm