Application ; Use Designed to be used as leveler, 1.5MM cross spacer and 1.5mm, 2mm, 2.5MM & 3mm standard spacerHigh Quality ; Resistant Made from semi-crystalline thermoplastic with high impact resistance, and the steel part is made from stainless steel with a thickness of 1.4 mm, allowing you to use them with 1.5 mm up to 2.5 mm plastic spacersReusable ; Durable Save a lot of money by using them again and again; after the tiles are set, simply twist the screws anticlockwise and remove the main anchor, you may need to hammer it gentlySimple ; Easy to Use Unlike the normal leveling wedges and pliers, this new system doesn't require any tools unless you need to tighten very hard, and the special wrench is included. It is easy enough to fix or remove with the wrench to improve tile installation speedSuitability Suitable for 3 mm to 16 mm thickness of the tile, but can be used with tiles up to 18 mm thickness