Upgraded Tile Leveling System: Tile installation kit - Excellent tool for floor or wall installation. The system ensures flatness between tiles and prevents movement when laying mortar. Simple and easy to use: Unlike normal leveling wedges and clamps, this new system requires no tools. Durable and reusable: The tile leveling system is made of high-quality plastic, the T-shaped needle is made of stainless steel, wear-resistant and reusable. Applicable tile specifications: This tile leveling system is suitable for tile gap between 2 mm and 6 mm, and can be used for tiles with a thickness of 8 mm to 12 mm. It is quite easy to fix or remove with a special wrench. Note: The data are all manually measured, please allow 1-3cm error due to different light and display, there may be some color differences, please refer to the actual item received.