Description Wear-resistant and recoverable. the same level. Improve tile installation speed. Reduces installer fatigue/stress. Lips have few flat, smooth surfaces. Reduces the need for grinding and polishing. Prevents tiles from moving while curing. Material: polypropylene + stainless steel Applicable connector: 2mm-8mm connector.Tile thickness: 5mm-15mm 1. Lay the first tile, leaving a distance of more than 2mm (use with space). Close to the tiles. 2. Insert a T-pin along the gap between the tiles. 3. Then rotate 180 degrees and snap the T-pins on the bottom of the two tiles. 4. Adjust the cover with hand/special wrench until the two tiles are at the same level. 5. About 5-6 hours after leveling, before the cement/adhesive is completely dry, turn the bottle cap in the opposite direction, and pull out the T-shaped needle 180 degrees until the words are removed. Package contains: 50 sets/pack Note: 1. Please allow a little error due to manual measurement. Please make sure you don't mind before bidding. 2. Colors may vary due to different monitors, please understand. Hello, please pay attention to your delivery address when purchasing products. If your receiving information (such as: name, street, house number, doorbell/email without name, etc. is wrong, the order will not be delivered correctly.)