Suitable for tiles with a tile spacing of 2 to 6 mm and a thickness of 5 to 17 mm to keep the tiles in the same horizontal position. PREMIUM MATERIALS: The tile leveling system kit is made of high quality PP and stainless steel. It is durable, rust-free and reusable.Efficient: The leveling system can speed up the installation of tiles and save a lot of time. Perfect for DIYers and professional tilers. EASY TO USE: The tile leveler for tile alignment is easy to use, and with the included dedicated key, you can easily secure and remove the leveler. Package: 50 levelers and professional keys.Dimensions: The horizontal surface is 3.7cm wide, 7.3cm high, and the key is 15cm long and 1.5cm high. This is an excellent collage tool for floor and wall installations. Product High quality. The leveling system is made of high quality PP material. T-pins are made of stainless steel. It is durable and will not rust. It can be reused. Exquisite craftsmanship. The tile leveling system facilitates DIY and professional tile layers, increases efficiency when laying tiles, and achieves a perfect, matte finish.Fields of use: The tile leveler is suitable for tile pitches from 2 to 6 mm and tile thicknesses from 5 to 17 mm. Easy to use. The tile leveling discs are easy to use and install, and the included special key makes securing and removing the leveling discs easier. Specifications: Product Name: Tile Straightener. Color: orange, black. Material: PP + stainless steel.Dimensions: Leveling system is 3.7 x 7.3 cm, wrench is 15 x 3 cm. Weight: 585 grams. Quantity: 50 pieces.Package includes: 50 pieces of tile leveler, 1 piece of wrench. How to use: 1. When laying tiles, the spacing between tiles must be between 2-6 mm.2. Insert a T-shaped metal needle along the brick seam, then twist it 90 degrees to the bottom of both bricks.3. Hold the T-pin with one hand and tighten the adjustment cover clockwise with the adjustment key with the other hand until the two brick faces are the same height. 4. After the cement is half dry, unscrew the nut cover 90 degrees in the opposite direction, and pull out the metal needle.