These Tile Leveling System-great tools for floor/wall setting.The system ensures flatness between tiles avoiding inequalities.The Tile Leveling System are reusable, it was easy enough to fix or remove with Special wrench.Suitable for 3mm to 16mm thickness of the tile, suitable for tile space greater than equal 2mm.The New Innovative tile Leveling system helps DIY and tile layers increase the efficiency of laying tiles and obtain a perfect, lippage-free finish.Improve tile installation speed and reduce installer fatigue/stress. Virtually lippage free, flat surface drastically. Reduce the need for grinding and polishing. Prevent tiles from moving while curing. Re-usable wedges. save your money.1)The Tile Leveling System improve tile installation speed and reduce installer fatigue/stress.2)Virtually lippage free, flat surface drastically.3)Reduce the need for grinding and polishing.4)Prevent tiles from moving while curing.5)Re-usable wedges.