Item Type: Tile Levelling System Material: PP + Stainless Steel Function: Tile Leveller Suitable Washer: For 2mm / 0.1in(approx.) washer. Tile Thickness: Approx. 3 ~ 16mm / 0.1 ~ 0.6in Tile Gap: 1.5mm / 0.1in(approx.) 1Tile Levelling: Designed for tile with joint less than 1.5mm, the leveller can ensure complete tile levelling with high accuracy. 2Convenient Use: Improved tile installation speed will save time and labour, and also reduces the need for grinding and polishing. 350Pcs in 1 Set: There are 50pcs tile spacer and 1pc dedicated wrench in the set, adding more convenience to the installation. 4Good Durability: T shaped pins are made of stainless steel, which are not easy to bend, so the tile leveller enables repeated use. 5Easy Carrying: All the floor levellers have a small size and a light weight, and the easy carrying will simplify your daily work.1. Suitable for tile gap 1.5mm. 2. Clean up the residue around tiles and T pins during operation. 3. Before the cement or tile glue is completely dry (less than 6 hours), take out the T shaped needle. 50 x Tile Leveller 1 x Wrench