Smith Tools Manufacturing TRADE Tile Levelling Wedges: Use with Smith Tools Manufacturing TRADE Tile Clips for perfectly flat and evenly spaced tiles on floors and walls. Small format tile levelling wedges for indoor and outdoor use Fits all gap sizes in Smith Tools Manufacturing TRADE Tile Levelling System For use with tiles 3mm - 12mm thick Suitable for floors and walls Sold in packets of 100 Reusable Made from toughened plastic for 100% reliablity even with heavy tiles. Use with Smith Tools Manufacturing TRADE Tile Clips and Smith Tools Manufacturing Specialist Levelling Pliers which are sold separately