Features: These Tile Leveling System-great tools for floor/wall setting.The system ensures flatness between tiles avoiding movements during the mortar setting. This wall & floor tile leveling system is suitable for tile difference between 2mm-6mm. The Tile Leveling System are reusable, durable, wear-resistant and perfect for DIY operations, it was easy enough to fix or remove with Special wrench. These Tile Leveling System tools are crafted to be easily installed, reducing the need for grinding and polishing.Improve tile installation speed and reduce installer fatigue/stress. Re-usable wedges. save your money. Timely customer service will help solve all the customer compaints Specifications: Material: PP Plastic+Steel Needles Size: 73x36x21.8mm Package Includes: 1 Set Tile Leveler note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you place order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!