Reusable and Easy to UseThe reusable tile leveling system includes 100PCS tile leveler + a special wrench, which is a good choice for fixing to the floor or wall, and easy to use the special wrench for attach or disassemble. The T-shaped needle is made of high-quality PP plastic and 403 stainless steel, which has abrasion resistance and reuse resistance. Suitable for tile thicknesses of 5-18mm and tile gaps of 2-8mm. Improve Installation SpeedThe tile leveler can increase the installation speed of tiles. tiles and reduce installer fatigue/stress. The tile leveling system can ensure flatness between tiles and avoid unevenness. It solves the problem of floor cracking and provides a flat floor. Save Time & No MovingReduce grinding and polishing time after using these tile levelers. Prevent tiles from moving during the drying process. It is an excellent tool for floor/wall construction. How to Use1-Lay the first tile leaving a distance of more than 2 mm near the tile 2-Insert the T-shaped needle along the tile gap, rotate 180 degrees, the T-shaped pin is stuck to the bottom of the two tiles 3-Adjust the caps with your hand/special wrench until the two tiles are at the same level 4-About 5-6 hours, before the cement/adhesive is completely dry, turn the caps in the opposite direction and remove them. More Fast and More EfficientTile leveling systems improves the sliding of ceramic tile installation speed, reduces grinding and polishing, and prevents the ceramic tile from moving during the curing process.