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. save your money.How to use?1)lay the first piece of brick, seam greater than equal 2mm or above., and close to second bricks;2)Insert the T-pin along the crack, then rotate it 90 degrees, clamp the T-pin at the bottom of the two bricks and tighten the adjusting cover so that the two bricks are in the same level;3)Before the cement or tile glue has completely dried up (usually no more than 6 hours), tighten the adjusting cover in the opposite direction, then rotate the T-pin 90 degrees so that the T-pin turns to a zigzag parallel to the tile, and remove the leveler;4)Clean and dry storage for reuse.colour:Black + orangeMaterial:ABSsize:Wrench length: 150MM card size: 2MMPackage Contents:500 * Tile Leveling Clips100 * Tile levellers1 * Special wrenchOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.