Specification: 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.) Package List: 50 x Tile Leveller 1 x Wrench How to Use: 1. Lay the first tile with a joint ≥ 1.5mm, close to the second tile, and insert a T pin along the joint. 2. Rotate it 90 degrees. 3. Clamp the T pin at the bottom of the two tiles. 4. Tighten the adjusting cover. 5. Before the cement or tile glue is completely dry (within 6 hours), tighten the adjusting cover in the opposite direction, and then rotate the T pin 90 degrees to make the T pin become a sawtooth shape parallel to the tile. 6. Remove the leveller. 7. Store clean and dry for next use. Note: 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.