Features: tile ceramic positioning T shape leveler system paving tile correction equalizer. Designed to keep the tile balance on the same horizontal position. Great for preventing tiles from moving while curing. Perfect for making tile laying speed faster and improving working efficiency. Wear-resistance, reusable and durable to use. Specifications: Material:High Quality PP+Stainless Steel Color: silver Diameter: 1.5mm size:66.5*29mm Using Tips: Paving the first tile, leave more than 2mm (use with cross spacer). Close to the tiles. Insert T-shaped needle along the ga-p 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 after leveling, Before cement/adhesive is completely dry, rotate caps in the reverse direction, remove 180 T-needle until the word, take out. Package included: 100 T-shaped steel needle (only accessories)