Kraft Tool Co.® ST330 1/4" Tile Spacers 100 per Bag. The 1/4" Tile Spacers allow you to create a professional look to floor or wall tile installations. The spacers ensure even grout lines that are the same width. Line up corners for a perfect finish. These Spacers work with all sizes and types of tile including ceramic, porcelain, stone, and marble. Flexible construction makes it easy to place and adjust in between tiles. Removed when finished. can be cleaned to be used on the next project. Bag of 100 spacers.