Raimondi Heavy Duty Tile Leveling System 1/16" Clear HD Clips The new have been named HD, which stands for Heavy Duty. They are Raimondi's best-performing and easiest-to-use clips, offering the highest tensile strength within Raimondi's range of clips. Features Raimondi Clips are available in 250, 500, and 2200 quantities It can be used when installing wall and floor tiles For use on porcelain, ceramic, and natural stone tiles HD Raimondi Clips will work with the same wedges, pliers, and tile protectors as all other Raimondi clips. The new Raimondi Clips Tile Leveling System 1/16" Clear HD offers a much easier way to insert the clip underneath the tile. Creates a grout joint size of 1/16" The new HD base offers a much easier way to insert the clip underneath the tile. Use on 1/8" to 1/2" thick tile Wedges sold separately Technical Data Use on 1/8" to 1/2" thick tile Minimum joint size: 1/16" (1.5mm) 250, 500, or 2200 clips per bag How to use STEP 1: After spreading your tile adhesive, insert a leveling spacer underneath the tiles along the 4 sides; use traditional spacers as you usually would to square up the corners. For larger tiles, it may be necessary to "double up," using 2 leveling spacers for each side STEP 2: Set the tile and beat it with a rubber mallet STEP 3: Use the special traction-adjustable pliers to insert the wedge into the leveling spacers, paying attention not to pass the breakpoint STEP 4: Once the tile adhesive has been allowed to set. Remove the leveling spacers with the traction-adjustable plier's rubber mallet, or kick them out with your feet