Also called masonry frame screws, these are designed to screw directly into both frame and masonry eliminating the need for a plug.
A fast secure fastening often used as an alternative to hammer and frame fixings.
A high performance fixings with the added advantages:
- Faster installation with and instant fix
- Non-expansion fixing, suitable for close edge fixing
- Deep T-30 head to reduce cam out
- Zinc & yellow passivated finish
- 3 serrated V threads for optimum insertion and debris removal
- Hi-Lo thread for a superior hold