Flat Ceramic Floor Wall Construction Tools Reusable Tile Leveling System Kit Description: Easy to use for DIY operation. Keep the tile on the same horizontal position. Improve tile installation speed. Reduce installer fatigue/stress. Virtually lippage free, flat surface drastically. Reduces the need for grinding and polishing. Prevents tiles from moving while curing. Using Tips: Paving the first tile, leave more than 2mm (use with spacer). Close to the tiles. Insert T-shaped needle along the in the tile. Then 180 degree rotation,T-shaped needle stuck at the bottom of the two tiles. Adjust the caps with your hand/special wrench until the two tiles are on the same level. About 5-6 hours leveling, Before cement/adhesive is completely dry, rotate caps in the reverse direction, 180 T-needle until the, take out. Specification: Material: PP+Stainlss Steel Quantity: 50 Sets/Bag 1Pcs Tool Suitable Spacer: 2mm-8mm Spacer Tile thickness: 5mm-20mm Package including 50 x Reusable Tile Leveling System 1 X wrench