Hammer drive plug SM/SMN comprises a polyethene or polyamide sleeve and a countersunk head screw made of electroplated coatings or non-electrolytically applied zinc flake coatings steel. It is designed for fixing wood and wood-based members. Increased head diameter ensures much better-holding power of the elements being installed, and the countersunk section provides reliable installation and eliminates damage to the screw when driving.
Types of substrates on which hammer drive plug SM can be installed:
- Normal concrete (category A)
- Solid masonry (category B)
- Hollow or perforated masonry (category C)
- Lightweight aggregate concrete (category D)
- Autoclaved aerated concrete (category E)