12mm X 150mm Hex HD Thunderbolts
Thunderbolt Masonry Fixings.
The APT Thunderbolt Masonry Anchor is a self-tapping multi-substrate anchor, allowing one-piece fixing. The thread provides positive, safe anchorage, giving maximum grip with minimum insertion torque. A high speed, low in place cost alternative to conventional masonary anchors. Available in various.
Standard Hex Head.