With countersunk head screw, zinc-plated steel. Approved for high loads in concrete, aerated concrete and masonry.
Almost no distortion of the wall plug body
- Low screw-in torque of the plug screw
- "Slight" spreading of the anchor
Reliable post-spreading characteristics
Enabled by geometry of the SymCon plug screw
Increased load introduction
Screwing in the SymCon screw results in optimum compression of the plastic of the plug screw (almost no back-cut)
Low assembly workload
Wall plug body and special screw are pre-assembled
